"Salmon is delightful with Dijon mustard, garlic, onion, and a bit of tarragon. I created this dish for the low-carb diet I was on. Enjoy!!"

4 (6 ounce) salmon fillets

1/3 cup Dijon mustard

4 large cloves garlic, thinly sliced

1 red onion, thinly sliced

1 teaspoon dried tarragon

salt and pepper to taste