Brownie Shortbread Recipe: Delicious and Easy-to-Make Dessert

Ingredients

• 1/2 cup unsalted butter, 1 stick, at room temperature
• 1/2 cup margarine, 1 stick, at room temperature
• 1 cup all-purpose flour
• 1/4 cup granulated sugar
• 1/4 tsp salt
• 3 squares unsweetened chocolate (1 oz (28 g) each)
• 2 large eggs
• 3/4 cup granulated sugar
• 3 tbsp all-purpose flour
• 1/2 tsp baking powder