9x13 Inch Baking Pan: For baking the brownies.
Parchment Paper: To line the baking pan for easy removal.
Mixing Bowls: One large for the wet ingredients and one medium for the dry ingredients.
Whisk: For mixing the wet ingredients.
Spatula or Wooden Spoon: For combining the wet and dry ingredients and folding in the chocolate chips.
Measuring Cups and Spoons: For accurately measuring ingredients.
Sifter or Fine Mesh Strainer: For sifting the dry ingredients (flour, cocoa powder).
Microwave-Safe Bowl or Small Saucepan: For melting the butter.
Oven Thermometer: To ensure accurate oven temperature (optional but recommended).
Toothpick or Cake Tester: To check for doneness.
Wire Rack: For cooling the brownies.
Sharp Knife: For cutting the brownies into squares.