Tortellini Picnic Salad
Ingredients:
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2 (9 ounce) packages cheese tortellini
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1 (8 ounce) package crumbled feta cheese
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3 roma tomatoes, diced
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1 (6 ounce) can black olives
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½ cup chopped walnuts
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1 bunch green onions, sliced
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5 cloves garlic, chopped
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1 cup white vinegar
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½ cup olive oil, or as needed
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1 teaspoon dried basil
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salt to taste