Potato and broccoli pie

:Ingredients:

• 2 broccoli stalks
• 2 red-skinned potatoes, such as Désirée 
• 1 garlic clove
• 250gr soft cheese (5%, farmer's)
• 20gr butter
• 3 tablesp oatmeal
• 2 tablesp whole wheat flour
• 2 tablesp wheat germ