Easy cheesy pasta sauce

Method

• step 1

  Heat the butter in a pan until melted.

• step 2

  Stir in the flour to make a smooth paste (roux).

• step 3

  Gradually add the milk, stirring until smooth.

• step 4

  Simmer for 8-10 minutes, stirring constantly, until the sauce thickens.

• step 5

  Remove from the heat and stir in the cheese until melted.