Orange Chocolate Brookies. Layered orange-zest chocolate-chip cookie dough and fudgy brownie batter baked into small squares. The formula and timing below are working estimates for a future kitchen trial, not a claim that a batch has been made.
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A cookie and brownie in one pan
An orange-zest chocolate-chip cookie layer supports a dark brownie top. One small square gives two textures rather than a plain chocolate bar.

The two batters and their shared 350°F bake have not been kitchen-tested; the bottom must bake through while the brownie stays moist.
Keep ingredients separate
The cookie uses softened butter, brown sugar and one yolk. The brownie uses melted butter, granulated sugar and one whole egg. Mixing the batches together defeats the layered promise.
Zest only the colored orange peel. The recipe has no orange juice or orange-flavored candy, so imagery should show only subtle zest.
Ingredients for 16 brookies
| Ingredient | Amount | Use |
|---|---|---|
| Unsalted butter, softened for cookie | 4 tablespoons | Cookie base. |
| Light brown sugar, packed | 1/3 cup | Cookie base. |
| Large egg yolk | 1 yolk | Cookie base. |
| All-purpose flour, for cookie | 3/4 cup | Cookie base. |
| Semisweet chocolate chips | 1/3 cup | Cookie base. |
| Orange zest, finely grated | 2 teaspoons | Cookie base. |
| Unsalted butter, melted for brownie | 4 tablespoons | Brownie. |
| Granulated sugar | 1/2 cup | Brownie. |
| Large egg | 1 egg | Brownie. |
| Unsweetened cocoa powder | 1/4 cup | Brownie. |
| All-purpose flour, for brownie | 1/3 cup | Brownie. |
| Fine salt | 1/4 teaspoon | Divide between batters. |
Step-by-step method
- Heat oven to 350°F and line an eight-inch metal pan. Cream 4 tbsp softened butter with 1/3 cup brown sugar. Mix in one egg yolk, then 3/4 cup flour, 1/3 cup chocolate chips, 2 tsp orange zest and half of the 1/4 tsp salt. Press an even layer in the pan.
- Whisk 4 tbsp melted butter with 1/2 cup granulated sugar and one egg. Fold in 1/4 cup cocoa, 1/3 cup flour and remaining salt. Spread gently over the cookie layer without disturbing it.
- Bake approximately 30–35 minutes until a tester from the brownie layer shows moist crumbs, not liquid batter, and the egg-containing center reaches at least 160°F.
- Cool about 90 minutes, lift and cut sixteen small squares. Test two-layer doneness, orange intensity and clean cut before finalizing.
Press and spread
Press cookie dough evenly into a lined metal pan before making brownie batter. Gently level brownie on top without pulling cookie dough into it.
Different layer thicknesses change the bake. Record pan measurements and any underbaked band in the trial.
Check the center
A moist-crumb tester is suitable for brownie texture, but wet raw batter is not. FDA's 160°F egg-dish guidance provides an endpoint to check alongside texture.
If the cookie bottom stays doughy when the top is set, adjust layer ratio or oven method after a test rather than promising a simple extra five minutes.
Cut and keep
Cool fully before cutting sixteen small bars so the layers stay distinct. Keep covered and establish a quality duration from a real batch.
A Chefly chocolate-orange cake may already serve the flavor theme, but a layered brookie is a different recipe; check all existing bars and brookies.
Brookie questions
Are these round cookies?
No. This version bakes two layers in an eight-inch square pan.
Where does orange go?
Measured zest is mixed into the cookie dough.
Is there peppermint?
No. This is a distinct orange-chocolate bar.
Further reading and related Chefly recipes: Jessie Bakes Cakes chocolate orange brookies; FDA safe food-handling temperatures. These are relevant references and other dishes, not evidence that this proposed formula was tested.
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Orange Chocolate Brookies. Category: Bars. 16 brookies. Prep approximately 30 minutes; cooking approximately 35 minutes; additional cooling/chilling approximately 90 minutes; total approximately 155 minutes excluding preheat. Not kitchen-tested; nutrition not calculated.
Ingredients: 4 tablespoons Unsalted butter, softened for cookie; 1/3 cup Light brown sugar, packed; 1 yolk Large egg yolk; 3/4 cup All-purpose flour, for cookie; 1/3 cup Semisweet chocolate chips; 2 teaspoons Orange zest, finely grated; 4 tablespoons Unsalted butter, melted for brownie; 1/2 cup Granulated sugar; 1 egg Large egg; 1/4 cup Unsweetened cocoa powder; 1/3 cup All-purpose flour, for brownie; 1/4 teaspoon Fine salt.
Instructions: Heat oven to 350°F and line an eight-inch metal pan. Cream 4 tbsp softened butter with 1/3 cup brown sugar. Mix in one egg yolk, then 3/4 cup flour, 1/3 cup chocolate chips, 2 tsp orange zest and half of the 1/4 tsp salt. Press an even layer in the pan. Whisk 4 tbsp melted butter with 1/2 cup granulated sugar and one egg. Fold in 1/4 cup cocoa, 1/3 cup flour and remaining salt. Spread gently over the cookie layer without disturbing it. Bake approximately 30–35 minutes until a tester from the brownie layer shows moist crumbs, not liquid batter, and the egg-containing center reaches at least 160°F. Cool about 90 minutes, lift and cut sixteen small squares. Test two-layer doneness, orange intensity and clean cut before finalizing.
Allergens: Wheat; Egg; Milk; Check chocolate for soy/nut cross-contact. Review packaged ingredients and cross-contact before serving.
Print
Orange Chocolate Brookies
- Total Time: 155 minutes
- Yield: 16 servings 1x
Description
Sixteen orange-chocolate layered brownie-cookie squares.
Ingredients
- 4 tablespoons Unsalted butter, softened for cookie
- 1/3 cup Light brown sugar, packed
- 1 yolk Large egg yolk
- 3/4 cup All-purpose flour, for cookie
- 1/3 cup Semisweet chocolate chips
- 2 teaspoons Orange zest, finely grated
- 4 tablespoons Unsalted butter, melted for brownie
- 1/2 cup Granulated sugar
- 1 egg Large egg
- 1/4 cup Unsweetened cocoa powder
- 1/3 cup All-purpose flour, for brownie
- 1/4 teaspoon Fine salt
Instructions
- Heat oven to 350°F and line an eight-inch metal pan. Cream 4 tbsp softened butter with 1/3 cup brown sugar. Mix in one egg yolk, then 3/4 cup flour, 1/3 cup chocolate chips, 2 tsp orange zest and half of the 1/4 tsp salt. Press an even layer in the pan.
- Whisk 4 tbsp melted butter with 1/2 cup granulated sugar and one egg. Fold in 1/4 cup cocoa, 1/3 cup flour and remaining salt. Spread gently over the cookie layer without disturbing it.
- Bake approximately 30–35 minutes until a tester from the brownie layer shows moist crumbs, not liquid batter, and the egg-containing center reaches at least 160°F.
- Cool about 90 minutes, lift and cut sixteen small squares. Test two-layer doneness, orange intensity and clean cut before finalizing.
Notes
Recipe-development draft; not kitchen-tested. Timing and yield are estimates. Nutrition has not been calculated.
Additional chilling, resting or cooling time: 90 minutes, included in the total.
Untested estimate: 30–35-minute bake and 90-minute cool; cookie/brownie layer set needs testing in metal pan.
- Prep Time: 30 minutes
- Chilling, resting or cooling: 90 minutes
- Cook Time: 35 minutes
- Category: Bars
Nutrition
- Serving Size: One small square
