1 c. sugar
3/4 c. butter
1 egg
1 tsp. vanilla
1 1/2 c. flour
1/4 c. cocoa
1/2 tsp. baking soda
1/2 tsp. salt
1 c. chocolate chips
1 c. M & M's candies
1 c. miniature marshmallows

Blend sugar and butter until light and fluffy. Mix in egg and vanilla, then add the rest of the ingredients. Put foil on round pizza tin, grease it. Spread mixture to 1 1/2 inches from edge. Sprinkle chips, M & M's, and marshmallows. Bake at 350 degrees for 15 to 20 minutes. Do not overbake.