Cook the broad beans in boiling salted water for about 10 minutes. Then rinse with cold water and remove the outer shell. Peel the shallots. Wash and chop the thyme. Heat the fat. Fry the shallots for about 3 minutes, turning them over.
Add the beans, deglaze with cream. Season to taste with salt, pepper and nutmeg, cook for about 2 minutes. Stir in chopped thyme and pink berries. Divide trout fillets into small pieces. Arrange garnished with lime and thyme.