Vegetarian option: Replace chicken broth with vegetable broth., Add protein by including cooked grilled chicken, sautéed shrimp, or mushrooms., For more garlic flavor, use fresh minced garlic instead of garlic powder., Use fresh or baby spinach; adjust quantity to preference., If sauce is too thick, add broth or cream to loosen; if too thin, simmer longer to reduce., Drain sun-dried tomatoes well but keep some oil for extra richness if oil-packed., Don’t overcook spinach to keep it bright and tender., Use freshly grated parmesan for best flavor and texture.