1. Cook green beans in boiling water for 2 minutes. Drain and rinse under cold running water. Drain well.
2. Heat a large nonstick skillet over medium-high heat. Add oil to pan; swirl to coat. Add shallots; sauté 2 minutes or until tender. Add green beans; stir well. Add rind, juice, pepper, and salt; sauté 2 minutes. Spoon onto a platter; sprinkle with nuts.
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