Preheat oven to 400°F (200°C) or heat a skillet over medium heat
Combine ground meat, almond flour, egg, onion, garlic, and spices in a bowl
Mix gently until just combined without overworking the meat
Shape mixture into small, evenly sized meatballs
Place on a baking tray or cook in a skillet with olive oil
Bake for 15–18 minutes or cook until browned and fully cooked
In a separate bowl, combine yogurt, grated cucumber, garlic, lemon juice, olive oil, and dill
Mix tzatziki until smooth and refrigerate briefly
Serve meatballs warm with chilled tzatziki