Honey Mustard Salmon with Green Beans and Roasted Sweet Potatoes
Honey mustard salmon turns simple salmon fillets into a glossy, savory sweet sheet pan dinner with tender sweet potatoes and crisp green beans.
This easy meal gives you lean protein, fiber-rich vegetables, and healthy fats on one pan. The mustard adds tang, the honey helps the glaze caramelize, and the garlic makes the whole kitchen smell warm and inviting.
Why You’ll Love This Recipe
- The salmon stays tender and flaky under a sticky honey mustard glaze.
- Sweet potatoes roast until soft inside with lightly browned edges.
- Green beans cook on the same tray, so cleanup stays simple.
- It uses everyday ingredients and feels fresh without extra work.
Fabian’s Budget and Health Tip: Buy a larger salmon side when it is on sale, then cut it into fillets at home and freeze what you do not need. If salmon costs too much that week, use trout or another firm fish and keep the same glaze.
Ingredients (Serves 4)
- 4 salmon fillets, about 6 ounces each (680 g total)
- 1 pound green beans, trimmed (450 g)
- 2 medium sweet potatoes, peeled and cubed (600 g)
- 3 tablespoons whole grain mustard (45 g)
- 2 tablespoons honey (42 g)
- 2 tablespoons olive oil, divided (30 ml)
- 2 garlic cloves, finely grated or minced (6 g)
- 1 teaspoon black pepper (2 g)
Step-by-Step Instructions
1. Heat the Oven and Prep the Sweet Potatoes
Heat the oven to 425°F (220°C). Place the cubed sweet potatoes on a large rimmed baking sheet. Drizzle with 1 tablespoon olive oil and sprinkle with half the black pepper. Toss until the cubes look lightly glossy.
2. Roast Until Nearly Tender
Spread the sweet potatoes in a single layer. Roast for 18 to 20 minutes, until the edges start to brown and a fork slides into the cubes with a little resistance. The tray should smell sweet and toasty.
3. Add the Green Beans
Remove the tray from the oven. Push the sweet potatoes to one side and add the green beans. Drizzle the beans with the remaining 1 tablespoon olive oil and toss them right on the hot tray. They should sizzle softly when they hit the pan.
4. Mix the Honey Mustard Glaze
In a small bowl, stir together the whole grain mustard, honey, garlic, and remaining black pepper. The glaze should look thick, shiny, and speckled with mustard seeds.
5. Brush and Roast the Salmon
Place the salmon fillets on the tray, skin side down if they have skin. Brush the tops generously with the honey mustard glaze. Roast for 10 to 14 minutes, until the salmon flakes easily with a fork and the glaze looks glossy with lightly caramelized edges.
6. Rest and Serve
Let the tray rest for 3 minutes before serving. This helps the salmon finish gently and keeps it juicy. Spoon any warm glaze from the pan over the fillets before plating.
Expert Troubleshooting and FAQs
How do I know when the salmon is done?
The salmon should flake when you press it gently with a fork. For the most reliable check, the thickest part should reach 145°F (63°C). Pull it from the oven as soon as it reaches that point so it stays moist.
Can I use frozen salmon?
Yes. Thaw it fully in the refrigerator first, then pat it very dry. Extra moisture can thin the glaze and stop the top from caramelizing.
What if my sweet potatoes are still firm?
Cut size makes a big difference. If the cubes are larger than 1 inch (2.5 cm), roast them for 5 more minutes before adding the beans and salmon.
Can I make this without whole grain mustard?
Yes. Dijon mustard works well and gives a smoother glaze. The flavor will taste sharper and less textured, but still delicious.
Why did my green beans turn too soft?
They may have gone on the tray too early or were very thin. Add thin green beans during the last 8 to 10 minutes so they stay bright and crisp tender.
Estimated Nutritional Facts
Per serving, rough estimate:
- Calories: 465
- Protein: 38 g
- Carbs: 37 g
- Fats: 19 g
Honey Mustard Salmon with Green Beans and Roasted Sweet Potatoes
Ingredients
- 4 salmon fillets, about 6 ounces each (680 g total)
- 1 pound green beans, trimmed (450 g)
- 2 medium sweet potatoes, peeled and cubed (600 g)
- 3 tablespoons whole grain mustard (45 g)
- 2 tablespoons honey (42 g)
- 2 tablespoons olive oil, divided (30 ml)
- 2 garlic cloves, finely grated or minced (6 g)
- 1 teaspoon black pepper (2 g)
Instructions
- 1. Heat the Oven and Prep the Sweet Potatoes. Heat the oven to 425°F (220°C). Place the cubed sweet potatoes on a large rimmed baking sheet. Drizzle with 1 tablespoon olive oil and sprinkle with half the black pepper. Toss until the cubes look lightly glossy.
- 2. Roast Until Nearly Tender. Spread the sweet potatoes in a single layer. Roast for 18 to 20 minutes, until the edges start to brown and a fork slides into the cubes with a little resistance. The tray should smell sweet and toasty.
- 3. Add the Green Beans. Remove the tray from the oven. Push the sweet potatoes to one side and add the green beans. Drizzle the beans with the remaining 1 tablespoon olive oil and toss them right on the hot tray. They should sizzle softly when they hit the pan.
- 4. Mix the Honey Mustard Glaze. In a small bowl, stir together the whole grain mustard, honey, garlic, and remaining black pepper. The glaze should look thick, shiny, and speckled with mustard seeds.
- 5. Brush and Roast the Salmon. Place the salmon fillets on the tray, skin side down if they have skin. Brush the tops generously with the honey mustard glaze. Roast for 10 to 14 minutes, until the salmon flakes easily with a fork and the glaze looks glossy with lightly caramelized edges.
- 6. Rest and Serve. Let the tray rest for 3 minutes before serving. This helps the salmon finish gently and keeps it juicy. Spoon any warm glaze from the pan over the fillets before plating.
