What amount peanut butter is too much?

Healthy diet: Penut butter is packed with protein and tastes great. However, also packed with fat. If you look at the nutritional information for peanut butter, one 2 tsp serving has 16g fat (almost 1/4 of your daily requirement of fat)and 188 calories. It also has 8 grams of protein and 1.5 g fiber (7% of your daily need). But at what cost? Compare w/ greek yogurt which has 0% fat 100 cal and 17g protein.