Preheat the oven to 200 degrees. The beets thoroughly wash, wrap in foil and place in the oven for one hour. Pumpkin and celery cut into cubes, onion - quartered. Put the vegetables in a baking dish, season with salt and pepper, pour over the oil. Bake until soft, about 30 minutes.

Vegetables cool. Beets, rinse with cold water, let cool, peel, cut into small slices. Finely chop the greens. Put the vegetables in a salad bowl, sprinkle with herbs, pour over the dressing ( all-purpose dressing for salads http://www.povarenok .ru/recipes/show/133 361/ ).

Let stand 10 to 15 minutes and serve.