Melt butter in a large oven safe skillet. Add vegetables, season with onion powder, garlic powder, celery salt, pepper and poultry seasoning, and cook until softened.
Add chicken, season with the same seasonings, and cook until cooked through. Add flour and garlic and cook for 2 minutes.
Add chicken broth and bouillon. Stir in ¼ cup heavy cream, peas and potatoes. Cover and cook until the potatoes are tender.
Stir in the remaining ¼ cup heavy cream.
Prepare the biscuits according to package directions and mix in cheddar cheese. Use a cookie scoop to dollop biscuits over the top.
Bake at 425°F for 15 minutes.
Mix melted butter with the garlic seasoning packet and brush over the biscuits.