In a large pan, heat olive oil on medium heat. Add prosciutto and cook until crispy. Remove prosciutto from the pan and add onions. Cook until soft 2-3 minutes until onions are translucent. Add Rana Alfredo sauce and bring to a simmer. Stir in peas. Cook ravioli according to packaging instructions. Strain and gently toss ravioli with the sauce. Plate ravioli, top with prosciutto and fresh thyme (optional).