Melt butter in pan. Add milk to pan then diced velvetta and philly cream cheese and yogurt to pan. Stir constantly til melted and blended. Mix this with the pasta you have set aside then set this aside.
For the meat mixture. You want to put the olive oil in the pan and add the jalapenos, garlic and plum tomatoes and cook til tender. Then add all of the seasoning and deboned meat. Cook down for about 15 min to blend flavors.
When the meat mixture is finished put it in the bottom of a 9 x 13 dish to layer the bottom. Top with mac n' cheese mixture. Then spread the shredded cheese on top and stick in oven til cheese is melted on top. About 15-20 minutes