Cook Garofalo Bucatini Pasta per package directions, drain and set aside.
In a large skillet, on med-high heat, add butter and garlic to skillet and cook until fragrant.
Reduce heat to medium, and add chicken stock, lemon juice, heavy cream, and mozzarella cheese. Stir until cheese is completely melted and all ingredients are combined.
Add pasta and arugula to skillet and toss until evenly coated with sauce.
Season with salt and pepper to taste, and top with burrata.
Garnish with lemon slices, if desired, and enjoy!