Broccoli Purée

Assemble these supplies:

• 1 bunch broccoli (about 11/2 pounds)
• 4 tablespoons butter
• 3 tablespoons flour
• 1/2 to 3/4 cup sour cream
• Salt and freshly ground black pepper

Steps in preparation:

1. Remove all leaves from broccoli stalks. 
2. Peel stalks with vegetable peeler or sharp knife and cut broccoli into 1-inch pieces.
3. In large saucepan, bring salted water to a boil. 
4. Add broccoli and cook 7 to 8 minutes, until tender.
5. Drain thoroughly and puree in food processor.
6. In small skillet, heat butter. 
7. Add flour and cook mix­ture, whisking constantly, until it turns pale brown. 
8. Add brown butter to broccoli puree, together with 1/2 cup sour cream, and stir to blend. 
9. If puree seems too thick, add a little more sour cream. 
10. Taste and correct seasoning.
11. Transfer to shallow covered serving dish. 
12. Keep warm in 200-degree oven until ready to serve.