Eggs play an important role in baking. It acts as a leavening agent that allow your cake to rise in the oven, yielding a light, tender crumb. Without this, your cake will not rise, resulting in a dense, heavy texture.
You'll definitely notice a difference on how cheesecakes made with eggs from the ones without. Eggs give cheesecakes their extra smooth and rich texture. Cheesecakes rely on eggs for their thickening power. Thickening occurs when raw egg proteins unwind and link together, which is what happens when eggs cook.
But don't panic, you can make just about anything without eggs. If you’re out of eggs, here are egg substitutes to rescue your recipe and learn some of the best cheesecake recipes, courtesy of AllRecipes.com.
Know more about the many purpose of eggs in baking from Craftsy.com.