Skip to main content

S'mores Sandwich Bar Cookies Recipe


1 hour 10 minutes
Skill Level
16 bars

With the addition of HERSHEY'S CHIPITS Butterscotch Chips, these ooey-gooey s’mores bar cookies are a tasty treat that everyone will enjoy.

Ingredients & Directions

Prep Time
25 minutes
Bake Time
15 minutes
Cool Time
30 minutes


  • 1/2 cup
    butter or margarine, softened (1 stick) (125 mL)
  • 3/4 cup
    sugar (175 mL)
  • 1
  • 1 tsp
    vanilla extract (5 mL)
  • 1 1/3 cups
    all-purpose flour (325 mL)
  • 3/4 cup
    graham cracker crumbs (175 mL)
  • 1 tsp
    baking powder (5 mL)
  • 1/4 tsp
    salt (1 mL)
  • 1 1/2 cups
  • 3 cups
    miniature marshmallows (750 mL)


Equipment Needed 
oven and stovetop Oven & Stovetop
square baking pan 8-inch (20 cm) Square Pan
measuring cups Measuring Cups
mixer Mixer
mixing bowl Mixing Bowl
wire rack Wire Rack
heatproof bowl Heatproof Bowl
saucepan Saucepan

Heat oven to 350°F (180°C). Grease 8-inch (20 cm) square baking pan.


Beat butter and sugar using electric mixer until light and creamy. Beat in egg and vanilla; beat well. Meanwhile, in bowl, stir together flour, graham cracker crumbs, baking powder and salt; add to butter mixture, beating until blended. Press half of the dough into prepared pan. Bake for 15 minutes.


Break chocolate bars into pieces; toss with 1 cup (250 mL) of the butterscotch chips. Sprinkle over baked layer. Top with marshmallows; scatter remaining graham cracker dough over top. Bake for 15 to 20 minutes or just until marshmallows are melted and lightly browned. Cool completely in pan on rack.


Melt remaining butterscotch chips in heatproof bowl set over saucepan of simmering water, stirring until smooth; drizzle over top of s’mores mixture. Let stand for about 30 minutes or until top is set.


Alternatively, cut into small squares if preferred.