Heat a large Dutch oven or large pot on medium heat, add a bit of oil to coat then add onion. Cook for 3 minutes, stirring occasionally.
Add garlic and stir for 30 seconds, add smoked paprika, oregano, salt, pepper, and bay leaves; cook for 2 more minutes, stirring frequently.
Add carrot, celery, pepper in the pot; cook for 3 minutes
Stir in stock. Bring to a boil, reduce heat to low, and simmer for 35 minutes.
Turn off heat and let stand 5 minutes, serve and enjoy!