Desserts & Sweets

Fudgy Brownie Mix

This fudgy brownie mix is an easy homemade gift that’s practical, simple to put together, and actually good when it’s baked.

Prep 10 min • Bake 33 min9 large or 16 small browniesJump to Recipe
A single fudgy brownie on a white embossed plate over a green-and-white striped towel.

A Homemade Gift in a Jar

The dry ingredients fit in a quart-size mason jar, making it easy to prepare ahead and give as a homemade gift. When it’s time to bake, just empty the mix into a bowl and add butter, eggs, and vanilla. The result is a rich, chocolatey batch of fudgy brownies baked in an 8×8-inch pan. It works well for Christmas gifts, teachers, neighbors, hostess gifts, or anytime you want to give something homemade without baking the finished treat ahead of time.

Flour, sugar, cocoa, brown sugar, chocolate chips, vanilla, salt, two eggs, a stick of unsalted butter, and an empty quart mason jar on the kitchen counter.
Everything for the mix and the bake, with an empty quart jar.

Assemble the Brownie Mix

Combine the flour and salt and add it to the bottom of a clean, completely dry quart-size mason jar. Carefully layer the cocoa powder over the flour, then add the granulated sugar and level the layer. Add the packed brown sugar, gently pressing it down to create an even layer, and top with the chocolate chips. Seal the jar tightly and store it in a cool, dry place until ready to use. Both regular-mouth and wide-mouth quart mason jars will hold the full brownie mix. A wide-mouth jar is especially convenient when layering the ingredients and works nicely for gift presentation.

Layered brownie mix in a sealed wide-mouth quart mason jar: flour, cocoa, sugar, brown sugar, and chocolate chips.
The finished layers in a wide-mouth quart jar.

Add the Wet Ingredients

Empty the entire jar of brownie mix into a large mixing bowl and stir to distribute the dry ingredients evenly. Add the melted butter, eggs, and vanilla extract.

Pouring the layered brownie mix from the mason jar into a glass bowl with melted butter and eggs.
The whole jar goes into the bowl with the butter, eggs, and vanilla.

Mix the Thick Batter

Stir until thoroughly combined and no dry flour remains. The batter will be thick — that’s how it’s supposed to be, so do not add extra liquid.

Thick, fully mixed brownie batter in a glass mixing bowl with a white spatula.
Thick batter with no dry flour left.

Spread and Bake

Preheat the oven to 350°F and grease an 8×8-inch baking pan or line it with parchment paper. Spread the batter evenly into the prepared pan and bake for approximately 33 minutes, or until a toothpick inserted into the center comes out clean.

Brownie batter spread evenly in a square glass baking dish on the stovetop.
Spread evenly into the 8×8 dish.

Cool Before Cutting

Allow the brownies to cool completely before cutting into squares. For clean slices, wait until they’re fully cool.

A batch of baked fudgy brownies cooling in a square glass Pyrex dish on a striped towel.
Baked brownies cooling in the dish.

Giving Brownie Mix as a Gift

Add a gift tag to the jar listing the three ingredients the recipient needs to add: ½ cup melted unsalted butter, 2 large eggs, and 1 teaspoon vanilla extract. Include the baking instructions, then finish the jar with ribbon, twine, or a simple fabric topper. This makes an easy homemade gift for holidays, teachers, neighbors, friends, or anyone who would appreciate a fresh pan of brownies without having to measure all of the dry ingredients first.

Printable Recipe Card

Fudgy Brownie Mix

A layered dry brownie mix for a quart mason jar, plus the three ingredients to add and the baking directions.

Prep: 10 minutes • Bake: 33 minutes • Oven: 350°F • Jar: 1 quart (32 oz) • Pan: 8×8 inches

Ingredients

  • FOR THE DRY MIX
  • ¾ cup all-purpose flour
  • ½ cup unsweetened cocoa powder
  • 1 cup granulated sugar
  • ¼ cup light brown sugar, packed
  • ¼ teaspoon salt
  • ¾ cup semisweet chocolate chips
  • FOR BAKING
  • ½ cup (1 stick) unsalted butter, melted and slightly cooled
  • 2 large eggs
  • 1 teaspoon vanilla extract

Yield: 9 large or 16 small brownies

Instructions

  1. 1Combine the flour and salt in a small bowl.
  2. 2Add the flour mixture to the bottom of a clean, completely dry quart-size mason jar.
  3. 3Carefully layer the cocoa powder over the flour.
  4. 4Add the granulated sugar and level the layer.
  5. 5Add the packed brown sugar, gently pressing it down to create an even layer.
  6. 6Top with the chocolate chips.
  7. 7Seal the jar tightly and store it in a cool, dry place until ready to use.
  8. 8Preheat the oven to 350°F. Grease an 8×8-inch baking pan or line it with parchment paper.
  9. 9Empty the entire jar of brownie mix into a large mixing bowl. Stir to distribute the dry ingredients evenly.
  10. 10Add the melted butter, eggs, and vanilla extract.
  11. 11Stir until thoroughly combined and no dry flour remains. The batter will be thick.
  12. 12Spread the batter evenly into the prepared baking pan.
  13. 13Bake for approximately 33 minutes, or until a toothpick inserted into the center comes out clean.
  14. 14Allow the brownies to cool completely before cutting into squares.

Tips for the Best Brownies

  • Don’t overmix the batter once the wet ingredients are added. Stir just until everything is thoroughly combined.
  • The batter is supposed to be thick, so do not add extra liquid.
  • Baking times may vary slightly depending on the oven and pan used.
  • For clean slices, allow the brownies to cool completely before cutting.

Storing the Brownie Mix

  • Keep the assembled dry mix tightly sealed in a cool, dry place.
  • For best quality, use within 2–3 months.

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