Guides / Recipes › Vanilla Sponge Recipe Image 1 of 1 Vanilla Sponge Recipe £10.00 Vanilla sponge recipe for thick 3 layer cakes, can be used for both 4 & 6 inch cakes. Add To Cart Added! Vanilla sponge recipe for thick 3 layer cakes, can be used for both 4 & 6 inch cakes.