Added southwest salad recipe (#585)

Co-authored-by: Anon <your@email.com>

src/diannes-southwest-salad.md

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+# Dianne's Southwestern Cornbread Salad
+
+![Dianne's Southwestern Cornbread Salad](pix/diannes-cornbread-salad.webp)
+
+Dianne's Southwestern Cornbread Salad is as colorful as it is delicious.
+
+- ⏲️ Prep time: 30 min
+- 🍳 Cook time: 15 min
+- 🍽️ Servings: 10-12
+- 🥶 Chill: 2 hrs
+
+## Ingredients
+
+- 1 (6-ounce) package Mexican cornbread mix
+- 1 (1-ounce) envelope buttermilk Ranch salad dressing mix
+- 1 small head romaine lettuce, shredded
+- 2 large tomatoes, chopped
+- 1 (15-ounce) can black beans, rinsed and drained
+- 1 (8-ounce) package shredded Mexican four-cheese blend
+- 6 bacon slices, cooked and crumbled
+- 5 green onions, chopped
+
+## Directions
+
+1. **Prepare** cornbread according to package directions, cool, and crumble. Then set aside.
+2. **Prepare** salad dressing according to package directions.
+3. **Layer** a large bowl with half each of cornbread, lettuce, and the next 6 ingredients: spoon half of dressing evenly over top. Repeat layers with remaining ingredients and dressing. Cover and chill at least 2 hours.
+
+;tags: salad mexican southwest