These savory sausage, cheese, and oat muffins are a delicious and filling breakfast or snack option. Packed with flavorful sausage, gooey cheese, and hearty oats, these muffins are a perfect combination of savory and satisfying. They are easy to make and can be enjoyed warm or at room temperature. These muffins are great for meal prep and can be stored in an airtight container for up to 3 days. Serve them as is or with a dollop of butter or cream cheese for an extra indulgence.