Potatoes Au Gratin

Description:

Ingredients:

2 tablespoons butter, softened
4 large russet potatoes, cleaned and cut into small cubes
½ cup milk
1½ cups heavy cream
2 tablespoons all-purpose flour
4-5 garlic cloves, minced
1 teaspoon salt
1 teaspoon pepper
1 - 2 cups shredded cheddar cheese
3 green onions, chopped