Preheat oven to 400 degrees Fahrenheit. Place a large baking sheet or jelly roll sheet pan (13×18-inch) in the oven and heat for 20 minutes. 

Peel sweet potatoes and cut into strips. Place in pan and sprinkle with salt and pepper. Make sure potatoes are spread out in a single layer on the sheet.

Bake uncovered for 35 to 50 minutes until desired crisp is achieved. Serve warm.

Mix all Cajun mayonnaise ingredients until combined.

Mix Garlic Basil mayonnaise ingredients until combined. Serve dips alongside fries.