Sometimes the key to making a dish nutritious and healthy is a simple substitution.
Sour Cream—greek yogurt
Oil in baked goods—unsweetened apple sauce
Butter in baked goods—0% plain greek yogurt
Eggs—1 Tablespoon flax seed meal + 3 Tablespoons of water
Mayonaise in salad dressing—0% plain greek yogurt OR tofu
Oil in salad dressing— simply use 1/2 of what the recipe calls for
Oil while cooking— use a misto filled with olive oil