Rub the roast with salt and pepper
Throw everything but the roast into the slow cooker and put the roast on top
slow cook on high for 4-6 hours til the meat can come apart easily
Throw everything in the slow cooker and cook on high for 3-5 hours or until carrots are soft
sautee the onions, carrots and garlic in the butter and red wine
when the red wine is almost gone add in the lentils and cook another 5 minutes, stirring frequently
dump everything into a blender and blend on low, adding in the beef broth slowly until the gravy reaches a consistency you like