Heat oil in 12-inch nonstick skillet over medium-high heat. Cook onion in oil 2 to 3 minutes, stirring occasionally, until crisp-tender. Stir in broth; heat to boiling. Stir in rice; reduce heat. Cover and simmer 10 minutes without stirring.
Stir in carrots, water and garlic pepper. Cover and simmer 8 to 10 minutes without stirring until rice is tender.
Stir in spinach until wilted. Stir in crabmeat and cheese.