Method
1. Bring a large pot of water to a boil
2. Cook pasta according to directions ~ 8min and drain afterwards
3. Melt the butter in a medium saucepan over medium heat
4. Add the flour and whisk it into the butter
5. Continue whisking and cooking for 6 minutes
6. Pour 1/2 cup of the heated milk into the saucepan and whisk vigorously to break up the butter and flour mixture
7. Add the rest of the milk and continue whisking. Cook until the sauce has thickened substantially, or to your liking
8. Reduce the heat to low, and mix in the shredded cheese
9. Stir until completely melted and smooth
10. Remove from heat and pour over the cooked noodles
11. Toss noodles and sauce together, adding salt and pepper to taste