Preheat oven to 375F. Grease a silicone egg mold with nonstick spray. Place mold on a ½ sized baking sheet.
In a sauce pan, cook ground sausage until no longer pink. Turn off heat and add sausage to a small bowl. Pour on buffalo sauce and toss to coat.
In a blender, blend eggs, cottage cheese, and spices for about 5-6 seconds until just creamy. Do not over-blend or your egg cups with deflate.
Pour into greased molds. Top evenly with sausage, green onion, and mozzarella. Stir each cup gently to mix.
Add 2 cups boiling water to baking sheet to give a water bath effect. It should go about half way up the outside of the egg mold.
Bake for 35-40 minutes or until eggs are set. Let sit for 10 minutes before taking out. If using a thinner egg mold different than one linked, reduce baking time.