In a large pot, melt 1 tablespoon butter. Add breadcrumbs and Parmesan cheese
Stir until lightly golden. Remove from the pot and set aside
In the same pot, add 2 tablespoon butter, onion, celery, salt, and pepper. Cook until softened and fragrant
Pour in chicken broth and milk
Add pasta and stir, bring to a boil
Once boiling, add Italian seasoning, garlic herb seasoning, salt, and pepper
Reduce heat to low, cover with a lid, and cook for 10 minutes
Remove the lid and add cream cheese. Stir until fully melted and incorporated
Stir in the tuna and peas until evenly mixed
Add shredded cheese and stir until melted
Sprinkle with breadcrumb topping (use as much as you like) and serve warm