Watercress Green Omelette

Name: Watercress Green Omelette
Ingredients: 4 oz fresh watercress (two large handfuls separated in half); 2 large eggs plus one yolk; 2 tablespoons heavy cream; Sprinkle of parmesan (optional); Pinch of kosher salt; freshly ground black pepper (to taste ); 2 tablespoons bacon grease or light olive oil; Fresh herbs (like cilantro or basil—a small amount); Fresh lemon juice or vinegar (to taste); Dash of salad oil (such as extra virgin); Kosher salt and pepper (to taste); A few strips of bacon (optional)