Broccoli and Potato Frittata

Ingredients

• 1pound small red-skinned potatoes, cut into small dice
• 3/4 tsp salt
• 1 tbsp olive oil
• 2 large onions, coarsely chopped
• 2 cloves garlic, finely chopped
• 4 cups small broccoli florets
• 2 whole eggs
• 5 egg whites
• 1/3 cup grated Parmesan cheese
• 1/4 tsp pepper