Medical Definition of ophthalmology. plural. ophthalmologies. : a branch of medical science dealing with the structure, functions, and diseases of the eye.
It will be just fine! Most cake mixes only use 1 or 2 eggs anyway. Replace the water with milk if you have it and then either add an extra dash of oil or just go ahead and replace the oil with melted butter. You'll never miss that egg.
For large cakes, always check for doneness after they have baked for 1 hour. For pans 11 inches and larger, we recommend using a heating core to insure even baking. See also Baking Pan Substitutions Chart . Use this chart as a guide when baking wedding cake tiers. Batter amounts for the 3-inch deep cakes on the chart are for pans 1/2 full of batter. An average 2-layer cake mix yields 4 to 5 1/2 cups of batter. Icing amounts are very general and will vary with consistency, thickness applied and tips used. These amounts allow for top and bottom borders. Serving amounts are based on wedding-sized portions of approximately 1 x 2 x 4 in. Other cake sizes: 1.5x2x4 (party size serving); 2x2x2 (standard sheet cake serving) NOTE: Cakes from 3 to 6 in. high, baked in the same size pan, would yield the same number of servings because they follow the same pattern of cutting.