Frittata without vegetables balsamic juice

6 large eggs 2 tablespoons whipping cream 1/2 teaspoon salt , plus a pinch 1/4 teaspoon fresh ground black pepper 1 tablespoon olive oil 1 tablespoon butter[...]

8 large eggs 2 teaspoons oregano chopped 2 teaspoons basil chopped * 2 x italian plum (roma) tomatoes diced, seeds removed * 1/2 pound prociutto diced * 1[...]

3 tablespoons butter 1 cup potato , peeled and diced 1 cup chopped onion 1 cup small white mushroom , sliced 12 ounces cooked asparagus , cut into 1/2 inch[...]