Set oven to 425F.
Slice jalapeños in half and remove the insides, the majority of the white seeds unless you really want it spicy.
Cook your lean ground meat in a skillet using a little garlic and onion.
Mix greek yogurt, feta cheese, green onions and cooked ground meat in a bowl.
Stuff the hallow jalapeños with the filling.
Bake in the oven for 20-25 minutes at 425F.
Serve while hot!