Spinach Frittata with Creole Sauce

Sauce

• 1 large tomato, coarsely chopped (1 cup)
• 1 small onion, chopped (1/4 cup)
• 2 tablespoons sliced celery
• 1/4 teaspoon paprika
• 1/8 teaspoon pepper
• 1/8 teaspoon red pepper sauce

Frittata

• 2 teaspoons canola or soybean oil
• 1 small onion, chopped (1/4 cup)
• 1 box (9 oz) frozen spinach, thawed, drained
• 1 1/2 cups fat-free egg product
• 1/2 teaspoon chopped fresh or 1/8 teaspoon dried thyme leaves
• 1/8 teaspoon salt
• 1/8 teaspoon pepper
• 2 tablespoons shredded reduced-fat mozzarella cheese