2 c. flour
2/3 c. firmly packed brown sugar
1 c. butter, softened
1 tsp. vanilla
3 c. miniature marshmallows
6 oz. pkg. chocolate chips
3 tbsp. butter
1 tbsp. water

Heat oven to 350°F. Grease 15 x 10-inch jellyroll pan. In large bowl, combine flour, brown sugar, 1 cup butter and vanilla; blend well. Spread in prepared pan.

Bake 15 minutes; remove from oven. Sprinkle with marshmallows. Return to oven; bake 5 to 6 minutes until marshmallows are slightly melted. In top of double boiler, melt chocolate chips and 3 tablespoons butter. Add water and stir until smooth. Drizzle over marshmallows. Cool and cut into bars.