A large half sheet chocolate cake from Costco's bakery, measuring 13 inches by 18 inches and serving 48 people. This custom-order cake features rich chocolate cake layers with chocolate mousse filling and smooth chocolate buttercream frosting. The cake includes decorative piped borders and can be customized with various designs including roses, balloons, rainbows, candles, baby shower themes, seasonal motifs, and the popular Costco bear design. Personalization options include custom text messages in your choice of colors, and cakes can be scored with cutting lines for easier serving.

Nutrition per serving (1/48 slice): 270 calories, 3g protein, 32g carbohydrates, 15g total fat. Ingredients include chocolate cake, chocolate mousse, chocolate buttercream icing, cocoa powder, sugar, butter, eggs, and vanilla. Store refrigerated for 3-4 days or freeze for up to 3 months.