Possible Clues:

• Hot peppers
• Restaurant with a green and red logo
• Restaurant chain with a hot pepper in its logo
• Five-alarm dishes
• Restaurant where you can order Chicken Crispers
• Applebee's competitor
• Tex-Mex dining chain
• Restaurant chain that sells Oldtimer burgers
• "I want my baby back" chain
• Spicy cook-off dishes