While the pasta cooks heat olive oil in a skillet over medium heat, add butter, shallots, garlic, salt, and pepper; cook for 3 minutes. Add broth and reduce heat to medium-low, add peas and cook for 3 minutes. Stir in Ricotta and mix until well incorporated, Add lemon juice and zest.
1 tablespoon olive oil, 1 tablespoon butter, ¼ cup shallots, 3 cloves garlic, ¼ teaspoon salt, ¼ teaspoon pepper, 1 cup chicken broth, 2 cups frozen peas, 1 container Ricotta cheese, 1 tablespoon lemon juice, zest of 1 lemon