Place fennel and onion in a food processor and process until minced
Combine with tomatoes, rice, 2 Tbsp olive oil, mint, one third cup lemon juice, red pepper and salt and mix well
Drain liquid from grape leaves and rinse to remove some of the saltiness
Snip stems of grape leaves with scissors and lay leaves out flat
Place about 1 Tbsp of filling on each grape leaf and roll from stem to end tip
You may need to secure with a toothpick
Place stuffed grape leaves on the bottom of a lightly greased saucepan, add chicken broth, one half cup lemon juice and one quarter cup olive oil and bring to a boil
Reduce heat and simmer for 30 minutes covered
Drain liquid and garnish with lemon slices and chill before serving
Notes
This dish has a bit of olive oil in it but olive oil is supposed to be the most healthful type of oil