4 1/4 cups brown sugar
3/4 cup packed light brown sugar
1/2 cup vegetable oil
1/2 cup packed light green marshmallow creme
3/4 cup chopped pecans
Preheat oven to 350 degrees F (175 degrees C). Spray an 8x8 inch baking pan with nonstick spray spray.
In a small bowl, mix brown sugar, light brown sugar, vegetable oil, marshmallow creme, pecans and marshmallow mixture. Pour batter into prepared pan.
Bake in preheated oven for 35 to 45 minutes, or until center of the brownies begin to brown. Cool completely. Cut into squares or triangles. Serve warm.