Lightly shape Ground Beef into eight 1/2-inch thick slider patties. Place patties on griddle or nonstick skillet over medium heat. Using spatula, press burger against griddle. Midway through cooking, flip, press. Cook 8 to 10 minutes until instant-read thermometer inserted horizontally into center registers 160°F. Season with salt and pepper, as desired.
Place patties on 4 lettuce leaves to form a cup, top with 1 tablespoon cheese, 1 tablespoon Spinach-Lemon Pesto, 1 tablespoon Beef Jerky Marmalade, another patty, 1 tablespoon cheese, 1 tablespoon Spinach-Lemon Pesto and 1 tablespoon Beef Jerky Marmalade. Garnish each stack with balsamic syrup, as desired.
Nutrition information per serving: 414 Calories; 225 kcal Calories from fat; 25 g Total Fat; 9.1 g Saturated Fat; 0.6 g Trans Fat; 1.4 g Polyunsaturated Fat; 11.9 g Monounsaturated Fat; 86 mg Cholesterol; 473 mg Sodium; 14 g Total Carbohydrate; 1.4 g Dietary Fiber; 31 g Protein; 174 mg Calcium; 3.9 mg Iron; 501 mg Potassium; 0.3 mg Riboflavin; 4.9 mg NE Niacin; 0.4 mg Vitamin B6; 2.4 mcg Vitamin B12; 326 mg Phosphorus; 6.7 mg Zinc; 24.5 mcg Selenium; 88.1 mg Choline;