Brownie Mix Cookies: Fudgy, Chewy & Irresistible!

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Transform a box of brownie mix into the easiest, fudgiest cookies ever with just 3 ingredients! These Brownie Mix Cookies are crispy on the outside, soft in the middle, and packed with intense chocolate flavor—perfect for when you need a quick dessert fix.

Why You’ll Love This Recipe

✅ 3-ingredient magic – Just mix, scoop, and bake!
✅ Ready in 15 minutes – Faster than baking actual brownies
✅ Customizable – Add nuts, chocolate chips, or a sprinkle of sea salt
✅ Kid-friendly – Perfect for little helpers in the kitchen

Ingredients & Substitutions

Base Recipe

  • 1 (18-20 oz) box brownie mix (any brand)
  • ½ cup (65g) all-purpose flour
  • ¼ cup (60ml) vegetable oil (or melted butter)
  • 2 large eggs

Optional Mix-Ins

  • ½ cup chocolate chips (white, milk, or dark)
  • ½ cup chopped walnuts or pecans
  • 1 tsp instant espresso powder (for depth)
  • Flaky sea salt for topping

Step-by-Step Instructions

1. Prep & Mix

  1. Preheat oven to 350°F (175°C). Line baking sheets with parchment.
  2. In a bowl, whisk brownie mix and flour to remove lumps.
  3. Add oil and eggs, stirring until a thick dough forms.
  4. Fold in chocolate chips or nuts (if using).

2. Scoop & Bake

  1. Drop 1-tbsp balls of dough onto sheets (2 inches apart).
  2. Bake 8-10 minutes—cookies will look soft but firm up as they cool.
  3. Let rest 5 minutes on the sheet before transferring.

3. Optional Finishes

  • Sprinkle with sea salt while warm.
  • Drizzle with melted chocolate for extra decadence.

Pro Tips

🍫 Texture control: Bake 8 mins for gooey centers, 10 mins for crisp edges.
📏 Flour trick: The extra flour prevents overspreading.
🧊 Storage: Keep in an airtight container for 3 days (or freeze for 1 month).

Variations

🎄 Peppermint Crush: Add ½ tsp peppermint extract + crushed candy canes.
🥥 Almond Joy: Mix in shredded coconut + chopped almonds.
🍪 Brookie-style: Layer with chunks of cookie dough before baking.

FAQs

Can I make these without eggs?

Yes! Use ¼ cup applesauce or 2 flax eggs (2 tbsp flax + 5 tbsp water).

Why did my cookies flatten?

Too much oil or hot baking sheets. Chill dough 15 mins next time.

Can I use gluten-free brownie mix?

Yes! Skip the added flour or use GF flour.

Final Thoughts

These Brownie Mix Cookies are a cheater’s dream—all the rich, fudgy goodness of brownies in portable cookie form. Perfect for lunchboxes, potlucks, or midnight snacks!

Warning: Highly addictive—batch-doubling recommended! 😉🍫

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