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This cookie monster cookie recipe makes 18–20 soft, chewy blue cookies with crisp edges, a tender center, white chocolate chips, and an easy decorating method that holds its shape after cooling.
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Cookie Monster Cookie Recipe at a Glance
| Detail | Specification |
|---|---|
| Yield | 18–20 cookies |
| Cookie size | About 55 g dough per cookie |
| Prep time | 25 minutes |
| Chilling time | Minimum 30 minutes; 60 minutes gives thicker cookies |
| Baking temperature | 175°C / 350°F |
| Baking time | 10–12 minutes per tray |
| Finished texture | Set edges, pale middle, soft and chewy center |
| Storage | Up to 4 days airtight at room temperature |
Ingredients
- 170 g unsalted butter, softened but not melted
- 150 g light brown sugar, packed
- 75 g granulated sugar
- 1 large egg, about 50 g without the shell
- 2 teaspoons vanilla extract
- Gel food coloring in royal blue or bright blue, approximately ½–1 teaspoon, adjusted to color
- 250 g plain flour
- 1 tablespoon cornflour or cornstarch, about 8 g
- 1 teaspoon baking soda
- ½ teaspoon fine salt
- 150 g white chocolate chips
- 80 g mini chocolate sandwich cookies or small chocolate cookies, roughly chopped
- 18–20 candy eyes, or two small candy eyes per cookie
- Extra white chocolate chips and cookie pieces for topping, optional
Gel coloring is preferable to liquid coloring because it produces a strong blue without adding enough water to loosen the dough. The exact amount depends on the brand and the shade you want. Add it gradually; the dough usually looks slightly darker before baking and lighter once baked.
Why These Measurements Produce Soft, Chewy Cookies
The recipe uses more brown sugar than white sugar. Brown sugar attracts and retains moisture, helping the centers stay chewy rather than turning crisp. Cornflour softens the crumb, while the relatively modest amount of baking soda limits excessive spreading.
Butter should be pliable enough to press with a finger but still cool. If it is glossy, oily, or partly melted, the cookies are more likely to spread into thin rounds. If the butter is cold and firm, it will not cream properly with the sugars, leaving a dense or uneven dough.
How to Make Cookie Monster Cookies
1. Prepare the baking setup
Line two light-colored baking trays with parchment paper. Dark trays can brown the bottoms more quickly, so reduce the oven temperature by about 5°C if that is the only type available. Arrange an oven rack in the center and preheat to 175°C / 350°F.
A digital kitchen scale is the most reliable tool for this recipe. Dividing the dough into 55 g portions gives evenly sized cookies that finish baking at the same time. A medium cookie scoop with a capacity of roughly 3 tablespoons is a practical alternative.
2. Cream the butter and sugars
Beat the softened butter, brown sugar, and granulated sugar for 2–3 minutes, until the mixture looks lighter and creamy. Scrape the sides and bottom of the bowl once during mixing. Do not whip it until very fluffy, because incorporating too much air can make the cookies puff and then collapse.
3. Add the egg, vanilla, and blue color
Mix in the egg and vanilla until smooth. Add ½ teaspoon of blue gel coloring and mix again. If the dough is not vivid enough, add more in small amounts until it reaches the desired shade. Scrape the bowl so the color is evenly distributed rather than streaked.
4. Combine the dry ingredients
In a separate bowl, whisk together the flour, cornflour, baking soda, and salt. Add this mixture to the wet ingredients in two additions, mixing on low speed only until no dry flour remains. Overmixing develops gluten and can make the cookies firm instead of tender.
Fold in the white chocolate chips and chopped chocolate cookies. Reserve a small handful of each for decorating the tops after portioning.
5. Portion and chill
Divide the dough into 18–20 portions of approximately 55 g each. Roll each portion into a rough ball, then place the balls at least 7 cm apart on the prepared trays. Press a few reserved white chocolate chips and cookie pieces into the surface.
Chill the portioned dough for at least 30 minutes. For thicker cookies with less spread, chill for 60 minutes. You can also refrigerate the dough overnight, covered tightly, but let it stand at room temperature for 10–15 minutes if it is too firm to scoop.
| Chilling time | Expected result | Best for |
|---|---|---|
| 30 minutes | Soft cookies with moderate spread | Quick baking |
| 60 minutes | Thicker centers and defined edges | Most batches |
| Overnight | Deep flavor and minimal spread | Advance preparation |
6. Bake by appearance, not just the timer
Bake one tray at a time for 10–12 minutes. The edges should look set, while the centers should still appear slightly puffy, pale, and underbaked. The cookies will continue cooking on the hot tray after they leave the oven.
For a softer center, remove them at about 10 minutes. For a firmer, more structured cookie that is easier to package, bake closer to 12 minutes. Leave the cookies on the tray for 10 minutes, then transfer them to a cooling rack.
7. Add the Cookie Monster face
Press two candy eyes into each cookie while it is still warm but no longer wet on top. Place them near the upper half of the cookie, leaving room below for the mouth. For a simple open mouth, press a small chocolate cookie piece into the lower center. A larger broken cookie piece creates the impression that Cookie Monster is taking a bite.
If the cookies have spread more than expected, use a round cutter or glass slightly larger than the cookie to gently nudge the warm edges into a neater circle. Do this immediately after baking, before the edges firm.
Texture Guide: How to Adjust the Result
- Soft and chewy: Use a 60-minute chill and remove the cookies when the centers still look slightly glossy.
- Thicker: Chill for 90 minutes, keep the dough portions tall rather than flattening them, and bake from cold.
- More spread: Use only 30 minutes of chilling and flatten each dough ball slightly before baking.
- Too cakey: Avoid overbeating the butter and sugar, and check that the flour was measured by weight.
- Too dry: The cookies were probably overbaked or the flour was packed into a measuring cup. Weighing 250 g gives a more dependable result.
- Uneven blue color: Mix the gel coloring into the wet ingredients before adding flour, and scrape the bowl thoroughly.
Tool Choices That Affect the Batch
| Tool or material | Useful specification | Why it matters |
|---|---|---|
| Digital kitchen scale | 1 g increments; capacity of at least 3 kg | Accurately measures flour and creates equal 55 g portions |
| Cookie scoop | About 45–60 ml capacity | Produces consistent cookies without compressing the dough excessively |
| Light-colored baking tray | Approximately 30 × 40 cm | Reduces over-browning and leaves room for 8–10 cookies |
| Parchment paper | One sheet per tray, trimmed to fit | Reduces sticking and makes cleanup easier |
| Wire cooling rack | At least 30 cm wide | Lets steam escape so the bottoms do not become damp |
For occasional baking, a basic handheld mixer, one medium cookie scoop, and two flat baking trays are sufficient. Frequent bakers may prefer a stand mixer and several reusable silicone baking mats, but silicone can produce slightly softer, less browned bottoms than parchment. Whichever surface you use, allow the tray to cool before adding the next batch; dough placed on a hot tray spreads too quickly.
Storage and Make-Ahead Advice
Store fully cooled cookies in an airtight container at room temperature for up to 4 days. Separate layers with parchment if the candy eyes or decorations are tall. To refresh a cookie that has firmed up, microwave one for 8–10 seconds, though the chocolate and decoration may become warm.
Unbaked portions can be frozen on a lined tray for 1–2 hours, then transferred to a sealed freezer container for up to 2 months. Bake from frozen at 175°C / 350°F, adding approximately 2–3 minutes to the usual time. Add the candy eyes after baking rather than freezing them onto the dough.
Common Mistakes to Avoid
- Do not substitute liquid food coloring in equal volume; it can make the dough loose and increase spreading.
- Do not place chilled dough on a hot baking tray.
- Do not judge doneness by a fully golden center. That usually means the cookies will cool firm.
- Do not add candy eyes before baking; they can melt, discolor, or lose their shape.
- Do not move the cookies immediately from the oven. The centers need about 10 minutes on the tray to set.
For the most reliable result, weigh the flour and dough, chill the portions for 60 minutes, bake one test cookie, and adjust the remaining batch by one minute if necessary. That small test reveals how your particular tray and oven affect spread and texture before the entire batch is baked.