Slow Cooker Pork Chops and Mustard Onions

I made this recipe to use my slow cooker with
it makes the best meat fall off the bone chops.
If you like onions, do try this crock pot dish.
Note that you will have a lot of tasty sauce.

Ingredients:
1 tablespoon vegetable oil
4-6 pork chops, 1-inch thick
2 onions, thinly sliced
4 garlic cloves, minced
1 teaspoon dry mustard
1/2 teaspoon salt
1 teaspoon fresh ground black pepper
1 pinch cayenne pepper
2 tablespoons all-purpose flour
1 tablespoon cider vinegar
1/2 cup white wine
2 tablespoons Dijon mustard
1/2 cup whipping cream

Directions:
In a skillet, heat oil over medium-high heat
and brown pork chops on both sides;
place in bottom of slow cooker when browned.
In same skillet, reduce heat to medium
and saute onions until softened; add garlic,
dry mustard, salt and pepper,
and cayenne and cook, stirring, for 1 minute.
Add flour and cook, stirring, for 1 minute.
Add vinegar and wine and cook until thickened.
Pour this mixture over pork chops,
put lid on crock pot and cook on Low
for 4 to 5 hours or just until pork is tender.
Remove pork chops from slow cooker
and place on a warmed platter.
Stir Dijon mustard and whipping cream
into juices in slow cooker; when well combined,
turn slow cooker off and pour sauce
over chops on platter and serve immediately.