Step 1

Microwave Method:   Break graham crackers in half. Break chocolate bar in half; center one section on each of 2 graham cracker halves. Top each with marshmallow. Place on paper towel. Microwave at medium (50%) in 10 second intervals until marshmallow puffs. Top each with another graham cracker half; press gently. Let stand 1 minute to soften chocolate. Serve immediately.

Step 2

Conventional Method: Center half of chocolate bar on each of 2 graham cracker halves. Place remaining 2 graham cracker halves on cookie sheet; top each with marshmallow. On middle oven rack, broil 30 seconds or just until marshmallows are golden brown. Immediately invert onto chocolate-topped graham crackers; press gently. Let stand 1 minute to soften chocolate. Serve immediately.