Eggs with gruyere

1 x pre-baked cooled pastry for 9 1/2" by 2"     quiche pan with removable bottom 1 Tbsp. butter or possibly oil 1 lrg sweet onion diced 1 x red[...]

225 gm thinly sliced Canadian bacon (if this is not available thinly sliced lean back bacon with rinds removed will do) 110 gm Swiss cheese thinly sliced[...]

5 large eggs 1 c. lowfat milk Dash of pepper Fresh nutmeg 1/2 pound Gruyere cheese 1/2 pound bacon 1 c. heavy cream 3 leeks 10 inch deep quiche dish 10 inch[...]