In large microwavable bowl, microwave butter and chocolate on high ... TO MAKE SURPRISE BROWNIES: Put spoonful of batter ... cups, bake 15-18 minutes.)
Put butter and chocolate in a 2 quart microproof bowl. Microwave on HI for 90 seconds ... better to undercook brownies so that they will be ... a 350 degree oven.
Microwave chocolate and butter in large microwaveable bowl at high ... marbelize. Bake at 350 degrees for 35 minutes or until toothpick comes out clean.