Add in olive oil, diced onion, sliced celery and minced garlic to a large fry pan. Sauté for 10 minutes. 

Add in ground buffalo and cook thoroughly. 

Once ground buffalo is cooked, add in green pepper, mushroom and olives. Mix throughly and cook for 5 minutes. 

While buffalo and veggie mixture is cooking, combine all wet ingredients (ketchup, worcestershire sauce, horseradish, liquid smoke, dijon mustard and soy sauce) in a bowls and whisk together. 

Add sauce mixture into buffalo and vegetable mixture. Thoroughly mix and simmer for 10-15 minutes. 

While sloppy joe mixture is simmering. Place the 6 pieces of sourdough bread on a cookie sheet. 

Use a pastry brush and brush the top of all pieces with olive oil. 

Sprinkle on salt, pepper, garlic powder and parmesan cheese. 

Broil until they reach the desired toasty-ness. 

Once Parmesan Sourdough Bread is done toasting. Place on 6 plates. Top with sloppy joe mixture. 

Top with shredded parmesan cheese and a few pieces of bacon (4 stripes of bacon to be chopped into pieces). 

Enjoy!