Heat oil in a large deep skillet or wok on medium heat. Add onions; cook 5 minutes until softened. Add Flavor Cube; crush with spoon or spatula until crumbled. Stir in soy sauce and fish sauce.
Add carrots and rice; stir-fry 3 minutes or until heated through. Push rice to edges of skillet. Pour eggs into middle of skillet. Cook and stir until eggs are almost set. Stir into rice.
Stir in peas, pineapple chunks and roasted cashews; cook until heated through. Transfer rice to serving bowl and garnish with lime wedges, cilantro leaves and chopped green onions, if desired.