Thing Two's cheesy mushroom pasta

After Thing One's success in the kitchen, Thing Two wanted to try his hand at making pasta, and he proved to be as adept.

200 gms pasta
100 gms mushrooms, sliced thinly
4 pods garlic
2 tbsp basil leaves
1/4 cup grated cheese
1 cup milk
1 tbsp cornflour powder
1 tsp chilli flakes
1 tbsp butter
Salt and pepper to taste

Method:
Cook the pasta according to the instructions on the pack, drain, wash with cold water and keep aside.
While the pasta is cooking, heat the oil, add the garlic pods and saute for 1-2 minutes. Add the mushroom, and saute till well browned. Add torn basil leaves and toss for about 30 seconds. Add salt to taste, mix well and keep aside.
To make the white sauce, heat the milk, make a paste of cornflour with milk, mix well, and let it simmer on a low flame till the sauce attains desired consistency. Add salt and red chilli flakes to taste, and mix in the cheese.
Mix the pasta and cooked mushroom well, pour the white sauce, and serve.