In a large bowl, combine ground chicken, sour cream, rosemary, salt, crushed red pepper, garlic paste, and lemon zest. Using hands, gently combine. Form into 4-5 patties, pressing thumb slightly into middle of each formed patty.
1 pound ground chicken, 2 Tablespoons paleo sour cream, 1 1/2 teaspoons fresh rosemary, 1 teaspoon salt, 1/4 teaspoon crushed red pepper, 3 teaspoon garlic paste, Zest of 1 lemon