Sheet Pan Sausage & Shrimp Jambalaya (Whole30 Paleo)

whole30 compliant chicken or andouille sausage (for non whole30/paleo, use smoked turkey sausage)

peeled, deveined raw shrimp

red bell pepper, cut into chunks

green bell pepper, cut into chunks

medium onion, sliced

olive or avocado oil

homemade cajun seasoning (see below)