Add the olive oil to a large pot or dutch oven on the stove over medium high heat.
Add the red onion and ground turkey, cook 6-7 minutes or until the turkey is cooked through.
Add the diced tomatoes with jalapenos, diced green chilies, black beans, kidney beans, pinto beans, corn and taco seasoning.
Stir to combine and bring to a simmer.
Cover, reduce heat to low and simmer for 15 minutes.
Serve with the optional toppings of your choice.