Rich and fudgy DIY double chocolate brownie mix in a jar, perfect for gifting or baking at home.
1 cup all-purpose flour
1 cup granulated sugar
1/2 cup unsweetened cocoa powder
1/2 teaspoon baking powder
1/2 teaspoon salt
1/2 cup chocolate chips
1/2 cup brown sugar, packed
1/4 cup chopped walnuts or pecans (optional)
1 tablespoon cornstarch (optional)
For baking:
1/2 cup unsalted butter, melted
2 large eggs
1 teaspoon vanilla extract
Optional nuts or cornstarch can enhance texture. Use airtight jars for up to 3 months.