Preheat oven to 350 degrees F. Slice the heads of the garlic and place In a small glass dish. Drizzle with olive oil. Cover dish with foil and roast for 1 hour. Allow to cool.
SAUCE INSTRUCTIONS
Heat milk in a small saucepan and remove just before it starts to boil. Cover and set aside.
In a large saucepan, melt butter.
Add flour and stir until lumps are removed, for about 1 minute over medium heat
Gradually whisk in warm milk.
Add salt and cayenne; whisk until sauce starts to boil and reduce heat.
Gently squeeze the garlic cloves into a small dish and mash with a fork; add to the sauce and stir over medium heat until mixture comes to a boil.
Add over spaghetti noodles and sprinkle with parsley.
Recipe by Budget Savvy Diva at https://www.budgetsavvydiva.com/2016/11/creamy-roasted-garlic-spaghetti/