Pour hot water over washed leaves to soften (if fresh). Rinse if store bought. Drain well and squeeze out excess water.
Combine meat, rice, 1 tsp salt, seasonings and juice of one lemon in a bowl.
Place leaves, vein side up, on a flat surface.
Place 1 tbsp meat and rice mixture at stem end of each leaf and spread across (see image below). Fold end of leaf over filling, then fold both sides inward and roll into shape of a small cigar.
Continue rolling leaves in this fashion until all meat meat mixture is used.
Line bottom of deep pot with several remaining or broken leaves.
Packed stuffed leaves tightly in layers, alternating direction of each row (see image below) and covering last row with extra leaves.
Add salt and butter and, if desired, garlic. Add water to completely cover the rolls.
Place an inverted dish on top of rolled leaves to hold in place.
Cover and bring to a boil. Reduce heat to low and cook for 30-35 minutes.
Carefully drain any remaining liquid.
Add remaining lemon juice and let rest, covered, for 5 minutes.