01 - Preheat oven to 400°F. Line a baking sheet with parchment paper or lightly grease it.
02 - In a small bowl, whisk together Dijon mustard, whole grain mustard, honey, olive oil, lemon juice, minced garlic, salt, and pepper until well combined.
03 - Place salmon fillets on the prepared baking sheet, skin-side down if applicable.
04 - Brush the honey mustard glaze generously over each fillet, coating the tops and sides.
05 - Bake in the preheated oven for 12–15 minutes, or until the salmon flakes easily with a fork and is just cooked through.
06 - Remove from oven, sprinkle with chopped parsley, and serve with lemon wedges if desired.