Best Ever Hot Caramel Sauce - cooking recipe

Ingredients

1 cup butter
1 (12 ounce) can evaporated milk
1 3/4 cups brown sugar
1 cup granulated sugar
2 teaspoons vanilla

Preparation

Melt butter in heavy saucepan over low heat. Add milk and sugars. Bring to a rolling boil over medium heat stirring constantly. Boil 1 minute.
Cool slightly.
Pour into blender, add vanilla, and cover and blend on medium until smooth. Serve over vanilla ice cream. Store covered in refrigerator up to 2 weeks (It never lasts that long at our house!).