Heat pan with 1 tablespoon butter. When melted add garlic, tomatoes, bell pepper, spinach, and basil. Cook 10 mins on medium heat or until spinach is cooked down. Remove from heat and cover.
Cook sliced sausage links on pan with non stick spray over medium heat until thoroughly heated.
Heat another pan with 1 teaspoon butter. Pour 1/4 egg mix into pan and cook on medium high heat. Cook 5 minutes or until eggs begin to firm. Losen with spatuala and tilt pan to cook excess liquid. Flip omelet and cook for 4 mins.
Spread 1 tablespoon pesto on one side of the omelet. Top with 1/4 vegetable mix, 1/4 chicken sausage pieces, and 1/4 cup mozzarella cheese. Flip omelet in half and cook until cheese melts.