01 -
Grate both the onions and peppers, then remove the excess liquid by pressing them in a mesh bag or colander. Beat the eggs, and mince the garlic in the meantime.
02 -
Using a big bowl, mix together the eggs, meats, bread crumbs, drained veggies, seasonings, parsley, garlic, and milk. Be gentle but mix thoroughly.
03 -
Roll the mixture into meatballs about the size of a golf ball. Let them rest in the fridge for at least an hour, or up to two, to make them firm.
04 -
Warm up a skillet with olive oil, cooking the meatballs in batches until all sides are browned. Move them to a baking dish as you go.
05 -
Pop the baking dish into a 350°F (175°C) oven for 25-30 minutes, until the meatballs reach 160°F (71°C) inside.
06 -
Brush the meatballs with the lemon butter, then sprinkle with crumbled feta and fresh dill. Serve with tzatziki on the side while still warm.