Easy Dressed-Up Black Forest Cake

Ingredients (7)

• + 1 devil's food chocolate cake mix (such as Betty Crocker® Super Moist®) add to pantry
• + 1 ¼ cups water add to pantry
• + 3 eggs add to pantry
• + ½ cup vegetable oil add to pantry
• + 2 cups heavy whipping cream add to pantry
• ✓ 1 (21 ounce) can cherry pie filling
• + 1 (4 ounce) bar dark chocolate add to pantry