1 c. crushed soda crackers
2 c. crushed graham crackers
1 stick butter

Mix together and press into 9"x13" pan. Whip 2 boxes vanilla instant pudding with 2 cups milk. Whip 1/2 gallon butter brickle ice cream and add to pudding mixture. Pour over crust. Cover with Cool Whip. Crush 2 Heath bars and crumble over top. Store in freezer. Best when thawed a little.