Broiled Lobster Tails

4 oz lobster tails (about 4 to 6each)1 tbsp fresh parsley (finely chopped, plus more to garnish)2 Garlic Cloves (minced)1 tsp dijon mustard1/4 tsp sea salt1/8 tsp black pepper1 1/2 tbsp olive oil1 1/2 tbsp fresh lemon juice4 tbsp Unsalted Butter (divided) Main...