Here's what the gauge looks like my 2001 2500hd, and you can see what it indicates as being too hot, this being said, the hottest I've ever seen it is about 180 in the summer, unloaded.
Directions. 1  In a Dutch oven, cook ground beef and onion until meat is no longer pink and onion is tender; drain. 2  Add the next eight ingredients; bring to a boil. 3  Reduce heat; cover and simmer for 1 hour, stirring occasionally. 4  Remove the bay leaf. 5  Serve with spaghetti. 6  Garnish with oregano if desired.
Mornay sauce recipe: cooking instructions. Achieve the roux: 1. Melt butter over low heat with the butter cut in pieces into a saute pan or a Russian (saucepan). Take off the heat, and add the flour all at once. Immediately mix with a whisk or a spatula.Cook over low heat and let boil very lightly, stirring constantly with a whisk or a spatula for 3-4 min.