Preheat oven to 325
With a sharp paring knife core the cabbage separating the leaves being careful not to tear them
In a large stock pot in rapidly boiling salted water par boil the cabbage for 5 minutes
Drain cabbage reserving 2 cups of the water before draining run the cabbage under cold water
In a large saute pan with 2 tablespoons each of butter and olive oil on medium high heat saute the onion and garlic until tender and just beginning to brown
Add ground beef and saute just until slightly pink
Add the cooked rice, herbs, and 1 cup of prepared marinara mix well
Fill the cabbage leaves with the ground beef mixture roll tightly
Mix remaining 2 cups of marinara with the reserved cabbage water
Spread 1 cup of the marinara sauce in a 9 x 12 casserole dish
Line with the stuffed cabbage leaves
Pour remaining marinara over the cabbage rolls
Bake covered at 375 degrees for 1/2 hours. Uncover and bake an additional 10-15 minutes.