Simple Celery-Tomato Simmer

3 tablespoons of butter
2 cups of celery, cut into 1/2-inch pieces
1 teaspoon of minced onion
Salt to taste
Freshly ground black pepper to taste
1 tablespoon of water
2 large tomatoes, diced

Melt the butter in a large sauce pan over medium heat.

Add the celery, the onion, the salt, the pepper, and the water. Bring to the boil. Lower the heat to simmer, cover, and cook for 5 minutes.

Add the tomatoes, stir a few times, cover, and simmer until the celery is tender to your liking.

As a side, this will serve 4 people.