The tzatziki dip:
In a blender place- 1 1/2 C Greek yogurt, 1 garlic clove, 1 medium cucumber( peeled, seed, and dice let sit for 30 minutes in a colander with 1/2 T salt to pull out some of the water), 1/2 T fresh dill, black pepper to taste. Pulse until comblned. Store in the refrigerator for at least 1 hour before Serving.
For the lamb patties:
In a bowl place 1 C of white bread( cut into 1" cubes) pour a few T of milk over the bread to form a paste. Add this mixture to 2 lb. of ground lamb, salt and pepper to taste and 2 tsp. ground oregano. Mix and form into patties. Grill and serve with pitas and tzatziki dip and lettuce.