01 -
Scrub the potatoes well and cut them into even 1 1/2-inch chunks. Leave the skins on for better texture.
02 -
Lightly grease a 5- to 6-quart slow cooker. Add the potatoes, onion soup mix, melted butter, olive oil, garlic powder, and black pepper.
03 -
Stir until the potatoes are evenly coated and no dry pockets of soup mix remain. Spread the potatoes into an even layer.
04 -
Cover and cook on low for 4-5 hours or on high for 2-3 hours, until the potatoes are fork-tender. Stir once halfway through if possible.
05 -
Stir gently, then add parsley or chives. Taste before adding any salt. Add lemon juice if you want a brighter finish and serve warm.