We call the major salivary glands the parotid, submandibular, and sublingual glands. They all secrete saliva into your mouth, the parotid through tubes that drain saliva, called salivary ducts, near your upper teeth, submandibular under your tongue, and the sublingual through many ducts in the floor of your mouth.
Preheat the oven to 400 degrees F. Break off the tough ends of the asparagus and, if they're thick, peel them. Place the asparagus on a baking sheet, drizzle with olive oil, then toss to coat the asparagus completely. Spread the asparagus in a single layer and sprinkle liberally with salt and pepper.Roast the asparagus for 25 minutes, until tender but still crisp.lace the asparagus on a baking sheet, drizzle with olive oil, then toss to coat the asparagus completely. Spread the asparagus in a single layer and sprinkle liberally with salt and pepper. Roast the asparagus for 25 minutes, until tender but still crisp.
Blanch them (see below) in boiling water for 1 to 2 minutes only. Drain well and pack the asparagus in plastic freezer bags or containers, trying not to leave excess air space. Seal, label, and freeze at 0Â° F. You can use them for up to 8 months. Frozen asparagus doesnât need to be defrosted before cooking, and make sure you donât re-freeze previously frozen spears.