• Step 1

  Preheat oven to 350 degrees. Spray 9x9-inch baking dish with cooking spray; place baking dish on baking sheet.

• Step 2

  Stir together heavy cream and salt in large bowl. Slice sweet potatoes thinly with mandoline into bowl, coating slices with cream mixture as you work.

• Step 3

  Layer 1/3 of sweet potatoes in baking dish. Sprinkle with half of cheese. Repeat with another 1/3 of sweet potatoes and remainder of cheese. Top with remaining sweet potatoes. Pour any remaining cream mixture over top.

• Step 4

  Bake, uncovered, on center rack of oven 30 min. Remove from oven.

• Step 5

  Press fork or spatula carefully against top layer to allow liquid to flow over top. Return pan to oven; bake 30 min. Remove pan; press top layer to allow liquid to flow over top. Return pan to oven; bake 30-40 min or until yams are tender. Remove from oven; let rest 15 min.

Note: When servings & ingredients are modified, nutrition & directions may vary.