Cheesy potatoes

Directions

1. 1
   Spray a large cast iron pan with cooking spray, or melt a bit of butter and swirl around
2. 2
   Slice onions thinly
3. 3
   Slice potatoes thinly
4. 4
   Grate Cheddar Cheese reserve three slim slices for melting on top
5. 5
   Melt butter in sauce pan and add milk and whisk in flour.
6. 6
   Cook sauce till thickens a bit
7. 7
   Add grated Cheddar cheese, blend
8. 8
   Mix onions and potatoes in bowl, pour sauce over and continue to blend
9. 9
   Pour into cast iron and top with slices of cheese and bake at 375 for 45 minutes until brown and bubbly.
10. 10
    Serve