Zucchini and fennel are both very low oxalate, which means the minerals listed above — calcium, iron, magnesium — are absorbed rather than bound up and excreted. Fennel brings anethole, a compound with documented anti-inflammatory and anti-spasmodic properties, plus more potassium per calorie than most people expect from a vegetable that looks like it should be decorative. The nooch-and-parmesan dust after roasting gives these a savory crust that makes 80-calorie vegetables taste like something you would choose to eat.
Ingredients#
- 4 medium zucchini, cut into thick rounds (3/4-inch)
- 2 fennel bulbs, cut into wedges (trim fronds, quarter, then halve each quarter)
- Coconut oil spray
- 1/2 tsp dulse flakes
- 1 tsp garlic powder
- 1 tsp smoked paprika
- 2 tbsp nutritional yeast
- 1 tbsp Parmigiano-Reggiano, finely grated
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4 medium zucchini, cut into thick rounds 2 fennel bulbs, cut into wedges coconut oil spray 1/2 tsp dulse flakes 1 tsp garlic powder 1 tsp smoked paprika 2 tbsp nutritional yeast 1 tbsp Parmigiano-Reggiano, finely grated
Instructions#
- Preheat oven to 425°F. Line a sheet pan with parchment.
- Cut zucchini into 3/4-inch rounds. Trim fennel fronds and the root end, quarter each bulb, then halve each quarter into wedges. Keep the core attached so the wedges hold together.
- Spread zucchini and fennel on the pan. Hit with coconut oil spray. Season with dulse, garlic powder, and smoked paprika. Toss to distribute.
- Roast for 22 minutes. The zucchini should be golden on the cut surfaces and the fennel edges should be caramelized and slightly translucent.
- Remove and immediately dust with nutritional yeast and Parmigiano-Reggiano while hot.
- Divide into four portions for storage.
Walford Notes#
Fennel’s anethole is a phenylpropanoid that acts as an anti-inflammatory through TNF-alpha suppression. It also has mild carminative effects — it reduces gas, which is relevant when you are eating this volume of vegetables daily.
Low oxalate matters at scale. On a CRON plan where vegetables make up 40-50% of your plate by volume, cumulative oxalate load can become a real issue for kidney stone risk and mineral absorption. Choosing low-oxalate vegetables for batch preps is not optional — it is structural.
Dulse instead of salt — iodine, potassium, and iron in a sprinkle. The flavor is subtle enough that it disappears into the smoked paprika.
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