Chicken Tarragon in a Pastry Crust (Hens in a Blanket) - The Scramble

Ingredients

• 2 Tbsp. butter or margarine (softened)
• 1/8 lemon (juice only, about 1 tsp.)
• 1/2 tsp. dried tarragon (or 1 1/2 tsp. minced fresh)
• 1/8 tsp. garlic powder
• 1/8 tsp. salt (or to taste)
• 1/8 tsp. black pepper (or to taste)
• 1 cup flour (use wheat/gluten-free, if needed)
• 1 can (8 oz.) refrigerated crescent roll dough
• 4 boneless, skinless chicken breast halves ( 1 1/2 - 2 lbs.)
• 1 egg (beaten (optional))