Chocolate Chip Coffee Bars

• 1 cup sugar
• 1 cup brown sugar
• 3 cups flour
• 1 tsp. baking powder
• 1 tsp. salt
• 2 eggs
• 1 cup vegetable oil
• 1 cup warm coffee
• 1 tsp. vanilla

Mix all ingredients and pour in large 11 x 15" sheet cake pan. Sprinkle 1 1/2 cups chocolate chips on top. Bake at 350 degrees for 25 to 30 minutes. When cool, dust with powdered sugar.