Name: Best Blondies
Prep time: 10 min
Cook time: 20 min
Total time: 30 min
Yield: 24 bars
Ingredients: 1/2 cup unsalted butter; 2 cups brown sugar (packed); 2 large eggs; 1 tablespoon vanilla extract; 1/2 teaspoon salt; 1 teaspoon baking powder; 2 cups all purpose flour; 2 cups mix-ins: toffee, chopped candy bars, M&Ms, chocolate chips, nuts, etc