High-Protein Sheet-Pan Salmon

Ingredients

• 1 (24-ounce) package baby Yukon Gold potatoes, scrubbed and halved or quartered (about 5 cups)
• 3 tablespoons extra-virgin olive oil, divided
• 1 teaspoon salt, divided
• ¾ teaspoon pepper, divided
• 2 tablespoons lemon juice
• 4 small cloves garlic, finely chopped (about 1 tablespoon)
• 1 tablespoon chopped fresh dill, plus more for garnish
• 4 (5-ounce) skinless salmon fillets
• 1 (8-ounce) package trimmed haricots verts or thin green beans (about 4 cups)