Place bulgar in a small bowl and cover with boiling water. Let it stand 30 minutes until all liquid absorbed. In a small bowl, mix oil, lime juice, cumin, oregano, salt and cayenne. Add to bulgur and mix with remaining ingredients except lettuce; fluff with a fork. Refrigerate until chilled. Serve on bed of lettuce leaves. Food Exchange per serving: 1 STARCH/BREAD EXCHANGE + 1/2 FAT EXCHANGE CAL: 109; CHO: 0mg: CAR: 19g; PRO: 3g; SOD: 78mg; FAT: 3g;