Lemony Hearts of Palm and Avocado Salad

Bahan-bahan (4 porsi)

• 5 ounces avocado (from 1 medium haas sliced)
• 1/4 cup red onion (sliced lengthwise)
• 1 heirloom tomato (sliced into thin wedges)
• 1 cup sliced hearts of palm, (sliced 1/4 inch thick on an angle, from 14 ounce can )
• 1/2 teaspoon kosher salt
• 2 tablespoons extra virgin olive oil
• 2 tablespoons fresh lemon juice
• 4 cups baby arugula