Moms Marinated Vegetable Salad

Why I Love This Recipe
Cooks Note:
I use the Tupperware marinate dish to turn this several times in the chilling process. I happen to love this.
Ingredients You'll Need
1 (20 oz) pkg frozen California vegetables
3 stalks celery, ¼ inch chunks
½ C sliced pimento stuffed olives
1 small can whole pitted ripe olives
1 medium can mushroom pieces, drained
3 to 4 green onions, chopped
3 tomatoes, cut into 8 wedges
Dressing:
1 pkg Hidden Ranch dressing mix
2/3 C oil
¼ C vinegar
Directions
Bring the frozen veggies to a boil in a small amount of cold, salted water.
Boil 2 minutes.
Add the remaining ingredients and toss lightly.
Combine these dressing ingredients.
Let stand 20 minutes and pour dressing over vegetables and chill 25 hours or more tossing several times.