Step 1

Preheat oven to 375 degrees F (190 degrees C).

Step 2

Heat oil in a medium skillet over medium heat, add onion and cook for four minutes until soft. Stir in garlic and cook one minute.

Step 3

Slice tops off peppers and remove seeds. Stand peppers upright in a a 9x12-inch baking dish.

Step 4

In large bowl, combine onion mixture, dill, salt, allspice and pepper. Mix in rice and lamb, fold in feta cheese. Stuff peppers with mixture.

Step 5

Mix tomato sauce with water, lemon juice and sugar. Pour half over peppers, and half over bottom of dish. Cover with foil.

Step 6

Bake in the preheated oven for 45 minutes. Uncover and continue baking 15 minutes, basing occasionally with sauce, until a meat thermometer inserted in center of filling reads 160 degrees F (70 degrees C).