Source: Delish

Low-fat mayonnaise gets a lift from freshly grated lemon zest. You can also serve this mayo mix as a dip by adding chopped fresh herbs and a pinch of salt.

Ingredients
1 teaspoon(s) grated lemon peel
1 tablespoon(s) low-fat mayonnaise
2 slice(s) whole-grain bread
1 cup(s) loosely packed baby spinach leaves
2 ounce(s) turkey breast, sliced (Deli Meat 101: What’s Really In Your Sandwich?)
1 small tomato, sliced

Directions
1. Stir grated lemon peel with mayonnaise; spread on both slices bread.
2. On 1 slice bread, alternately layer spinach leaves, turkey, and tomato, starting and ending with spinach. Top with second bread slice.

Nutritional Information (per serving)
Calories 300
Total Fat 7g
Saturated Fat 2g
Cholesterol 57mg
Sodium 320mg
Total Carbohydrate 33g
Dietary Fiber 13g
Sugars --
Protein 26g
Calcium --