I'm not familiar with Hartville Kitchen but here are a few recipes of mine. I change up, based on what I have on hand in my pantry at the time :)
Sweet/Sour Salad Dressing#1: 1 cup vegetable or olive oil; 1/4 cup red wine vinegar;1 Tbsp Worcestershire sauce; 1 scant tsp salt;1/3 cup Ketchup; 1 Tbsp minced onions and 1/2 cup sugar- Mix in jar with tight lid or blender until well combined; Store in refrigerator/ about 6-8 servings
Dressing#2:(makes 2 cups); 1 cup water; 1/4 cup apple cider vinegar;1/2 cup confectioners sugar;1 tsp each ground paprika & celery seed; 2 tsp Dijon mustard; Combine all BUT paprika & celery seed in blender and process until well blended; whisk in paprika/celery seeds
Dressing#3:(good with tossed salad/coleslaw)
6 Tbsp each brown sugar 6 Tbsp water
4 Tbsp red wine vinegar 2 Tbsp veg.oil
2 Tbsp seasoned rice vinegar
1 clove finely minced garlic
salt/pepper to taste
Measure all ingred.into jar with tight lid; Shake to mix well