3 oz Cooked grass-fed bison
1 Whole-grain bun (100%)
1 tbsp Organic ketchup
1 cup Spinach salad
1 tbsp Italian vinaigrette ((Adds about 100 calories total - still less than a pre-made burger!))

Nutritional Information
272 calories
9 grams fat
0 grams trans fat
20 grams protein
4 grams fiber

Protein is the same, volume the same, but slashes artery clogging fat and calories. With my remaining 2 ingredients I'd either pile some veggies to the burger or add this side spinach salad:

Compare this nutritional information to that found in a frozen cheeseburger:
490 calories
26 grams fat
2.5 grams trans fat
24 grams protein
2 grams fiber