No, egg is not necessary in lasagna. While some recipes may call for the addition of beaten eggs to the ricotta cheese filling, it is possible to make a delicious lasagna without them. The eggs act as a binding agent and help keep the cheese filling together, but there are alternative ways to achieve the same result. Some substitute ingredients include cornstarch, breadcrumbs, or simply using a mixture of different cheeses that melt and hold together well. Ultimately, the use of eggs in lasagna is a matter of personal preference and dietary requirements.

Purple shampoo can potentially ruin your hair if used excessively or if it’s not used properly. The shampoo can dry out hair if it’s used too often, and it may also leave a purple tint on the hair if left on for too long or used on blonde hair that’s too light. However, using it weekly or as recommended can help remove brassiness and can enhance the vibrancy of color-treated hair. It’s important to follow the instructions and use it in moderation to avoid any potential damage.

Yes, there are some dog shampoos that can help with human allergies. These shampoos are specifically formulated to reduce the amount of pet dander and other allergens in the dog’s coat, which can help to reduce the risk of allergic reactions in humans. Some of the key ingredients that are often used in these shampoos include oatmeal, aloe vera, and various herbal extracts. However, it is important to note that no shampoo can completely eliminate the risk of allergic reactions, and it is always best to consult with a healthcare provider if you have concerns about allergies.

No, Ombre typically goes from dark to light, with the roots being a darker shade and gradually transitioning into a lighter color towards the ends. However, there are also reverse Ombre styles that start with a lighter shade at the roots and gradually darken towards the tips.

The Ninja Coffee Bar has a self-cleaning cycle that automatically starts after a certain number of brew cycles or when the machine senses it needs to be cleaned. It is important to clean the machine regularly to maintain the quality of the coffee and ensure the longevity of the machine. If the machine keeps saying “clean,” it may be due to a malfunction or a build-up of minerals or oils in the machine, which can be resolved through a thorough cleaning cycle.

A good homemade toy for a puppy could be a braided rope made out of old t-shirts or towels. Simply cut three strips of fabric, knot one end together, and braid the strips tightly. Knot the other end and your puppy will have a durable and enjoyable chewing toy. It is important to supervise your puppy while they play with homemade toys to ensure they do not ingest any loose fabric or materials.

It is generally not recommended to use expired tomato paste as it may affect the taste and quality of the dish. Expired tomato paste can also contain harmful bacteria, causing food poisoning or other health issues. It’s always best to use fresh, unexpired ingredients for safe and delicious cooking.

The exact time it takes to cook a well-done steak in the oven can vary depending on the thickness of the cut and the temperature of the oven. However, as a general rule of thumb, a well-done steak should take approximately 20-25 minutes in a 400°F (200°C) oven. It is important to use a meat thermometer to ensure that the internal temperature of the steak reaches at least 160°F (71°C) to ensure it is fully cooked.

No, it is not okay to put glue on your face. Glue is not designed for use on skin and can cause irritations, allergic reactions, and chemical burns. Additionally, glue can clog pores and lead to breakouts or infections. It’s important to only use products that are designed for use on skin and to follow the instructions carefully.