Spinach Omelet

Ingredients

• 3 eggs (for 3 omelets)
• 1 onion
• 3 Tbsp. of sour cream
• 2 cups spinach, cooked and chopped
• 1 Tbsp. chopped parsley
• 1 Tbsp. chopped watercress, 3 Tbsp.
• Parmesan cheese
• 1 Tbsp. of oil.
• Salt and pepper