Slow Cooker Fudgy S'Mores Cake

1
1

box Betty Crocker® SuperMoist® triple chocolate fudge cake mix

Water, vegetable oil and eggs called for on cake mix box

2

cups miniature marshmallows

1

cup semisweet chocolate chips (6 oz)

Graham cracker squares, if desired

• 1Spray 2- to 3 1/2-quart slow cooker with cooking spray. Make cake batter as called for on box. Pour batter into slow cooker.
• 2Cover; cook on High heat setting 2 to 2 1/2 hours or until toothpick inserted in center comes out clean.
• 3Turn off slow cooker, and sprinkle marshmallows and chocolate chips over top of cake. Cover 10 minutes. Spoon warm cake into dessert dishes, and serve with graham cracker squares.