Nutritional Facts Nut Filling: 1 slice equals 290 calories, 9 g fat (4 g saturated fat), 31 mg cholesterol, 298 mg sodium, 47 g carbohydrate, 2 g fiber, 6 g protein. Poppy Seed Filling: 1 slice equals 307 calories, 9 g fat (4 g saturated fat), 30 mg cholesterol, 139 mg sodium, 50 g carbohydrate, 1 g fiber, 6 g protein.