Make this recipe a recipe that people in that category can eat. categories: ['low_carb'], recipe: peel, cube, boil, drain and "mush" potatoes to the consistency you like (i like them lumpy, but my kids like smaller pieces). in separate pan, melt butter, add flour and cook while stirring for about a minute or so. add half the milk and stir until lumps are out of flour mixture. add remaining milk and on med-high heat, heat to a boil. stir almost constantly or it will scorch. after boiling, turn heat off and add remaining ingredients.

Target recipe: in a large kettle, cook potatoes, carrots and celery in water until tender, about 20 minutes. drain, reserving liquid and setting vegetables aside. in the same kettle, saute onion in butter until soft. stir in flour, salt and pepper; gradually add milk, stirring constantly until thickened. gently stir in cooked vegetables. add 1 cup or more of reserved cooking liquid until soup is dersired consistency.