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Home » Recipes » American

Roasted Vegetables with a Basil Lemon Sauce

Updated: Apr 25, 2025 Published: Jan 22, 2024 by Lola Jay This post may contain affiliate links · Leave a Comment

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This Roasted Vegetables recipe is a winner in my home! It marries the robust flavors of Japanese sweet potatoes, red sweet potatoes, russet potatoes, and red onions with the brightness of basil and lemon. Savor each bite of this wholesome, nutrient-rich creation.

Roasted sweet potatoes and root vegetables with green herb sauce in a white bowl.

These roasted vegetables pair perfectly with my Crispy Salmon , Creamy Pesto Salmon, or my One-pot Chicken & Gravy recipe! It requires little prep and most of the time is spent in your oven roasting away!


Why You'll Love These Roasted Vegetables

Seasonal Harmony: Embrace the flavors of the season with a medley of veggies! Japanese sweet potatoes, red sweet potatoes, russet potatoes, and red onions; each contributing its unique taste and texture to the dish.

Vibrant Colors: The root vegetables create a visually stunning plate, inviting you to savor the beauty of your meal.

Nutrient-Rich Goodness: Root vegetables are packed with essential vitamins, minerals, and fiber, making this dish a wholesome choice for a well-rounded diet.

Versatility: Serve this dish as a side, a main course, or even atop a bed of grains or greens. Its versatility makes it suitable for various occasions.

Basil Lemon Elevation: The Basil Lemon Sauce adds a refreshing and aromatic element, elevating the roasted vegetables with a burst of citrusy goodness.

Root vegetables

Our Roasted Vegetable Ingredients

The beauty of this dish is you can use any root vegetables of your choice! I like the combination of these vegetables because of the contrast in taste and texture!

Japanese Sweet Potatoes: Offering a unique sweetness and tender texture, Japanese sweet potatoes add a delightful twist to the roasted medley.

Red Sweet Potatoes: Rich in antioxidants, red sweet potatoes bring vibrant color and earthy sweetness to the dish.

Russet Potatoes: Known for their starchy goodness, russet potatoes provide a hearty and satisfying element to the vegetable mix.

Red Onion: Red onions add a touch of pungency and depth, enhancing the overall flavor profile.

Olive Oil: Coating the vegetables with olive oil enhances roasting, adding a golden crispness and a dose of heart-healthy fats.

Salt: Simple yet essential, salt accentuates the natural flavors of the roasted vegetables.

Fresh Rosemary: Rosemary introduces an aromatic herbaceousness, complementing the root vegetables with its savory notes.

Fresh Basil Leaves: Basil contributes a fragrant, herbaceous quality, enhancing the overall freshness of the dish.

Lemon Juice: The acidity of fresh lemon juice adds a zesty brightness to balance the richness of the roasted vegetables.

Garlic: Mince garlic to infuse the sauce with a subtle, savory depth.


Roasted Vegetables with Basil Lemon Sauce Video

If you enjoyed this video for Roasted Vegetables (towards the end of Salmon video), please subscribe to my Youtube Channel and click the BELL icon so you can be the first to know when I post a new video.

FAQ

Can I substitute other root vegetables in this recipe? Absolutely! Feel free to experiment with root vegetables like turnips, carrots, or even parsnips to create a personalized blend that suits your taste.

How do I prevent the potatoes from becoming mushy during roasting? Cut the potatoes into uniform sizes to ensure even cooking. Avoid overcrowding on the baking sheet, allowing proper air circulation for a crisp exterior.

Can I make this dish ahead of time for a gathering? While the roasted vegetables are best enjoyed fresh, you can prep them in advance and roast just before serving. Reheat in the oven to maintain their crispiness.


How To Store / Make Ahead

Can I make this dish ahead of time for a gathering? While the roasted vegetables are best enjoyed fresh, you can prep them in advance and roast just before serving. Reheat in the oven to maintain their crispiness.

How do I store leftovers properly? Store any remaining roasted root vegetables in an airtight container in the refrigerator. Reheat in the oven to maintain their texture and flavors.


⭐️ Recipe

Roasted sweet potatoes and root vegetables with green herb sauce in a white bowl.

Roasted Vegetables with a Basil Lemon Sauce

Lola Jay
This Roasted Vegetables recipe is a winner in my home! It marries the robust flavors of Japanese sweet potatoes, red sweet potatoes, russet potatoes, and red onions with the brightness of basil and lemon
5 from 1 vote
Print Recipe Pin Recipe
Prep Time 10 minutes mins
Cook Time 50 minutes mins
Total Time 1 hour hr
Course Side Dish
Cuisine American
Servings 6
Calories 349 kcal

Ingredients
 
 

  • 2 Japanese sweet potatoes or any root vegetable you like
  • 2 red sweet potatoes
  • 4 russet potatoes
  • 1 small red onion
  • ¼ cup olive oil
  • 1 teaspoon salt
  • ½ teaspoon black pepper
  • 2 teaspoon fresh rosemary 1 teaspoon if dry

Basil Sauce

  • ½ cup basil leaves
  • Juice of 1 lemon
  • 1 clove garlic
  • ¼ cup olive oil
  • ½ teaspoon salt
Get Recipe Ingredients

Instructions
 

  • Preheat your oven to 350F.
    Hand adjusting oven temperature dial to 160 degrees, focusing on precise cooking settings at home.
  • Peel and slice your potatoes into medium uniform pieces. This will allow them to cook evenly when roasting.
    Chopped raw plantains on a wooden cutting board, hand arranging pieces, ready for cooking.
  • Slice your red onion once in half and then vertically.
    Person slicing red onion on a wooden cutting board with a knife.
  • Add all your vegetables to a baking sheet and top with your salt, pepper, olive oil and rosemary.
    Chopped sweet potatoes, red onions, garlic, and herbs seasoned for roasting in a baking tray.
  • Bake uncovered for 45-50 minutes or until veggies are tender to the fork and crispy on the outside.
    Roasted sweet potatoes and eggplants on a baking sheet, seasoned and cooked to perfection.
  • While your veggies are roasting, make your basil sauce by combining all your ingredients in a food processor.
    Person holding a spoon of homemade green herb sauce above a blender container on a wooden cutting board.
  • Top your veggies with your sauce and serve!
    Bowl of roasted potatoes and sweet potatoes with green pesto sauce on a wooden table.

Video

Nutrition Facts
Roasted Vegetables with a Basil Lemon Sauce
Amount per Serving
Calories
349
% Daily Value*
Fat
 
18
g
28
%
Saturated Fat
 
3
g
19
%
Polyunsaturated Fat
 
2
g
Monounsaturated Fat
 
13
g
Sodium
 
628
mg
27
%
Potassium
 
955
mg
27
%
Carbohydrates
 
44
g
15
%
Fiber
 
5
g
21
%
Sugar
 
6
g
7
%
Protein
 
5
g
10
%
Vitamin A
 
14584
IU
292
%
Vitamin C
 
18
mg
22
%
Calcium
 
54
mg
5
%
Iron
 
2
mg
11
%
* Percent Daily Values are based on a 2000 calorie diet.

The provided nutritional information is an estimate per serving. Accuracy is not guaranteed.

Tried this recipe?Let us know how it was!

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5 from 1 vote (1 rating without comment)

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Smiling woman holding a delicious sandwich with fresh ingredients.

Hi, I'm Lola

Just your not so average girl next door who loves all things food. I was born in Paris, France to a tribe of women who love to cook and bake! I bring you quick and easy recipes from all over the world, but my heart (and taste buds) belong to Mediterranean cuisine. As a mom and stepmom to four kids, quick and delicious is my goal!

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