Shrimp and Scallop Stir-Fry

Ingredients

• 3 tbsp. Lemon juice
• 1/2 tsp. Ground black pepper
• 1/2 tsp. Salt
• 2 cloves Garlic, minced
• 1 tbsp. Dried parsley
• 1/2 pound Raw scallops
• 1/2 pound Medium raw shrimp, peeled and deveined
• 1 Small onion, sliced
• 2 cups Sliced fresh mushrooms
• 1 pound Fresh asparagus, cut into 2-inch pieces
• 2 tbsp. Butter, divided