List Of 3 Tier Square Wedding Cake Sizes References. 10” (25 cm) = 50 servings; Cakes on the chart are for pans 2/3 full of batter.

The tiers are usually stacked on top of each other and can be decorated with various shapes, patterns and designs. Cakes on the chart are for pans 2/3 full of batter. 6” (15 cm) = 18 servings;