Prepare a grill fire or smoker to 300° using hickory or pecan chunks.
Drizzle olive oil over chuck roast and brush over the entire roast.
Sprinkle with steak rub on all sides.
Cook roast over indirect heat with the grill closed for 30 minutes.
Flip the roast and continue to cook anouther 30 minutes to 1 hour.
Check roast with a digital thermometer and cook until internal temperature of roast reaches 145°.
Remove from grill to a rimmed sheet pan to rest.
While the roast is on the grill, prepare the roux by adding bacon grease and oil to a dutch oven or soup pot.
Stir in the flour with a wooden spoon until combined. Cook over low heat, stirring occasionally until roux is dark brown. Remove from heat and pour into a bowl and set aside.
Peel and rinse the potatoes. Cut into bite size pieces. Peel the carrots and slice thin. Peel the onion and dice. Slice okra into ½ inch slices.
Coat the bottom of the dutch oven with olive oil and place over medium-high heat. Add carrots, onions and okra. Season with salt and pepper. Stir occasionally until vegetables are softened.
Add the roux to the vegetables.
Next, pour in the water and mix until well combined. Add molasses and Worcestershire sauce. Continue cooking over medium heat.
Stir in potatoes, granulated garlic, thyme, smoked paprika, salt and pepper and continue to cook, stirring occasionally.
Chop the roast into ½ inch cubes.
Add chopped roast beef with the juices into the dutch oven with the can of rinsed and drained beans.
Cook for 20- 30 minutes or until vegetables are fork tender.
Lower to simmer until ready to serve.