Pumpkin yogurt gratin

Ingredient
(four person)
*Pumpkin.........300g
*Bacon........2 pcs (30g)
*Salt&pepper.......a little.
(A)
*White sauce (commercial one)....... 1 can (290g)
*Caspian yogurt.......3/4 cup (150g)
*
Breadcrumbs........ a little

How to make
1. Peel off the skin of pumpkin and cut in 5mm cube size, and line them on the heat-resistance plate. and cover with wrapping film.
2. Cooked for 3-4 min. at 500W of microwave.
3. Put the butter slightly on the gratin plate
and put the pumpkins. Sprinkle a little salt and pepper. and put 1cm cut bacon on top.
4. Mix white sauce and yogurt and pour into 3 and cooked at oven for 15-20 min.