I got this from Low Carb Energy Magazine 
Sausage Zucchini Frittata
8 ounces of fresh sausage, sliced
2 cups of unpeeled zucchini, shredded
2 scallions, sliced
1 tsp basil (or 1 TBS fresh, minced)
1 tsp Italian seasoning
4 large eggs
1/3 cup heavy cream
4 ounces of cream cheese, cut into 1/2 cubes
1 cup shredded mozzarella cheese
1 cup shredded sharp cheddar cheese
1. Preheat oven 325. Spray 8 inch pie pan w/ cooking spray. Brown sausage. drain well, spread over bottom of pan. Top with zucchini, then scallions and seasonings.
2. Whisk eggs & cream slightly, then pour over sausage mixture. Sprinkle cream cheese cubes on top, then mozzarella and cheddar. Bake for 45 minutes or until knife inserted in the middle comes out clean. Serve warm. Serves six.
Per serving: 4 g carbs; 1 g fiber, 18 g protein; 38 g fat; 435 calories